639628920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 512

約数和(自身を含む): 2642688000

約数和(自身を除く): 2003059080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 61, 63, 70, 72, 73, 76, 84, 90, 95, 105, 108, 114, 120, 122, 126, 133, 135, 140, 146, 152, 168, 171, 180, 183, 189, 190, 210, 216, 219, 228, 244, 252, 266, 270, 280, 285, 292, 305, 315, 342, 360, 365, 366, 378, 380, 399, 420, 427, 438, 456, 488, 504, 511, 513, 532, 540, 549, 570, 584, 610, 630, 657, 665, 684, 730, 732, 756, 760, 798, 840, 854, 855, 876, 915, 945, 1022, 1026, 1064, 1080, 1095, 1098, 1140, 1159, 1197, 1220, 1260, 1281, 1314, 1330, 1368, 1387, 1460, 1464, 1512, 1533, 1596, 1647, 1708, 1710, 1752, 1830, 1890, 1971, 1995, 2044, 2052, 2135, 2190, 2196, 2280, 2318, 2394, 2440, 2520, 2555, 2562, 2565, 2628, 2660, 2745, 2774, 2920, 3066, 3192, 3285, 3294, 3416, 3420, 3477, 3591, 3660, 3780, 3843, 3942, 3990, 4088, 4104, 4161, 4270, 4380, 4392, 4453, 4599, 4636, 4788, 5110, 5124, 5130, 5256, 5320, 5490, 5548, 5795, 5985, 6132, 6405, 6570, 6588, 6840, 6935, 6954, 7182, 7320, 7560, 7665, 7686, 7884, 7980, 8113, 8235, 8322, 8540, 8760, 8906, 9198, 9272, 9576, 9709, 9855, 10220, 10248, 10260, 10431, 10980, 11096, 11529, 11590, 11970, 12264, 12483, 12810, 13140, 13176, 13359, 13797, 13870, 13908, 14364, 15330, 15372, 15768, 15960, 16226, 16470, 16644, 17080, 17385, 17812, 17955, 18396, 19215, 19418, 19710, 20440, 20520, 20805, 20862, 21960, 22265, 22995, 23058, 23180, 23940, 24339, 24966, 25620, 26280, 26718, 27594, 27740, 27816, 28728, 29127, 30660, 30744, 31171, 31293, 32452, 32940, 33288, 34770, 35624, 35910, 36792, 37449, 38430, 38836, 39420, 40077, 40565, 41610, 41724, 44530, 45990, 46116, 46360, 47880, 48545, 48678, 49932, 51240, 52155, 53436, 55188, 55480, 57645, 58254, 61320, 62342, 62415, 62586, 64904, 65880, 66795, 68985, 69540, 71820, 73017, 74898, 76860, 77672, 78840, 80154, 81130, 83220, 83448, 84607, 87381, 89060, 91980, 92232, 93513, 97090, 97356, 99864, 104310, 106872, 110376, 115290, 116508, 120231, 121695, 124684, 124830, 125172, 133590, 137970, 139080, 143640, 145635, 146034, 149796, 153720, 155855, 156465, 160308, 162260, 166440, 169214, 174762, 178120, 183960, 187026, 187245, 194180, 194712, 200385, 208620, 219051, 230580, 233016, 240462, 243390, 249368, 249660, 250344, 253821, 262143, 267180, 275940, 280539, 291270, 292068, 299592, 311710, 312930, 320616, 324520, 338428, 349524, 365085, 374052, 374490, 388360, 400770, 417240, 423035, 436905, 438102, 461160, 467565, 480924, 486780, 499320, 507642, 524286, 534360, 551880, 561078, 582540, 584136, 592249, 601155, 623420, 625860, 676856, 699048, 730170, 748104, 748980, 761463, 801540, 841617, 846070, 873810, 876204, 935130, 961848, 973560, 1015284, 1048572, 1095255, 1122156, 1165080, 1184498, 1202310, 1246840, 1251720, 1269105, 1310715, 1402695, 1460340, 1497960, 1522926, 1603080, 1683234, 1692140, 1747620, 1752408, 1776747, 1870260, 2030568, 2097144, 2190510, 2244312, 2284389, 2368996, 2404620, 2538210, 2621430, 2805390, 2920680, 2961245, 3045852, 3366468, 3384280, 3495240, 3553494, 3740520, 3807315, 4208085, 4381020, 4568778, 4737992, 4809240, 5076420, 5242860, 5330241, 5610780, 5922490, 6091704, 6732936, 7106988, 7614630, 8416170, 8762040, 8883735, 9137556, 10152840, 10485720, 10660482, 11221560, 11421945, 11844980, 14213976, 15229260, 15990723, 16832340, 17767470, 18275112, 21320964, 22843890, 23689960, 26651205, 30458520, 31981446, 33664680, 35534940, 42641928, 45687780, 53302410, 63962892, 71069880, 79953615, 91375560, 106604820, 127925784, 159907230, 213209640, 319814460, 639628920]

約数ペア:

[(1, 639628920), (2, 319814460), (3, 213209640), (4, 159907230), (5, 127925784), (6, 106604820), (7, 91375560), (8, 79953615), (9, 71069880), (10, 63962892), (12, 53302410), (14, 45687780), (15, 42641928), (18, 35534940), (19, 33664680), (20, 31981446), (21, 30458520), (24, 26651205), (27, 23689960), (28, 22843890), (30, 21320964), (35, 18275112), (36, 17767470), (38, 16832340), (40, 15990723), (42, 15229260), (45, 14213976), (54, 11844980), (56, 11421945), (57, 11221560), (60, 10660482), (61, 10485720), (63, 10152840), (70, 9137556), (72, 8883735), (73, 8762040), (76, 8416170), (84, 7614630), (90, 7106988), (95, 6732936), (105, 6091704), (108, 5922490), (114, 5610780), (120, 5330241), (122, 5242860), (126, 5076420), (133, 4809240), (135, 4737992), (140, 4568778), (146, 4381020), (152, 4208085), (168, 3807315), (171, 3740520), (180, 3553494), (183, 3495240), (189, 3384280), (190, 3366468), (210, 3045852), (216, 2961245), (219, 2920680), (228, 2805390), (244, 2621430), (252, 2538210), (266, 2404620), (270, 2368996), (280, 2284389), (285, 2244312), (292, 2190510), (305, 2097144), (315, 2030568), (342, 1870260), (360, 1776747), (365, 1752408), (366, 1747620), (378, 1692140), (380, 1683234), (399, 1603080), (420, 1522926), (427, 1497960), (438, 1460340), (456, 1402695), (488, 1310715), (504, 1269105), (511, 1251720), (513, 1246840), (532, 1202310), (540, 1184498), (549, 1165080), (570, 1122156), (584, 1095255), (610, 1048572), (630, 1015284), (657, 973560), (665, 961848), (684, 935130), (730, 876204), (732, 873810), (756, 846070), (760, 841617), (798, 801540), (840, 761463), (854, 748980), (855, 748104), (876, 730170), (915, 699048), (945, 676856), (1022, 625860), (1026, 623420), (1064, 601155), (1080, 592249), (1095, 584136), (1098, 582540), (1140, 561078), (1159, 551880), (1197, 534360), (1220, 524286), (1260, 507642), (1281, 499320), (1314, 486780), (1330, 480924), (1368, 467565), (1387, 461160), (1460, 438102), (1464, 436905), (1512, 423035), (1533, 417240), (1596, 400770), (1647, 388360), (1708, 374490), (1710, 374052), (1752, 365085), (1830, 349524), (1890, 338428), (1971, 324520), (1995, 320616), (2044, 312930), (2052, 311710), (2135, 299592), (2190, 292068), (2196, 291270), (2280, 280539), (2318, 275940), (2394, 267180), (2440, 262143), (2520, 253821), (2555, 250344), (2562, 249660), (2565, 249368), (2628, 243390), (2660, 240462), (2745, 233016), (2774, 230580), (2920, 219051), (3066, 208620), (3192, 200385), (3285, 194712), (3294, 194180), (3416, 187245), (3420, 187026), (3477, 183960), (3591, 178120), (3660, 174762), (3780, 169214), (3843, 166440), (3942, 162260), (3990, 160308), (4088, 156465), (4104, 155855), (4161, 153720), (4270, 149796), (4380, 146034), (4392, 145635), (4453, 143640), (4599, 139080), (4636, 137970), (4788, 133590), (5110, 125172), (5124, 124830), (5130, 124684), (5256, 121695), (5320, 120231), (5490, 116508), (5548, 115290), (5795, 110376), (5985, 106872), (6132, 104310), (6405, 99864), (6570, 97356), (6588, 97090), (6840, 93513), (6935, 92232), (6954, 91980), (7182, 89060), (7320, 87381), (7560, 84607), (7665, 83448), (7686, 83220), (7884, 81130), (7980, 80154), (8113, 78840), (8235, 77672), (8322, 76860), (8540, 74898), (8760, 73017), (8906, 71820), (9198, 69540), (9272, 68985), (9576, 66795), (9709, 65880), (9855, 64904), (10220, 62586), (10248, 62415), (10260, 62342), (10431, 61320), (10980, 58254), (11096, 57645), (11529, 55480), (11590, 55188), (11970, 53436), (12264, 52155), (12483, 51240), (12810, 49932), (13140, 48678), (13176, 48545), (13359, 47880), (13797, 46360), (13870, 46116), (13908, 45990), (14364, 44530), (15330, 41724), (15372, 41610), (15768, 40565), (15960, 40077), (16226, 39420), (16470, 38836), (16644, 38430), (17080, 37449), (17385, 36792), (17812, 35910), (17955, 35624), (18396, 34770), (19215, 33288), (19418, 32940), (19710, 32452), (20440, 31293), (20520, 31171), (20805, 30744), (20862, 30660), (21960, 29127), (22265, 28728), (22995, 27816), (23058, 27740), (23180, 27594), (23940, 26718), (24339, 26280), (24966, 25620)]