253987440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 320

約数和(自身を含む): 968985600

約数和(自身を除く): 714998160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 73, 76, 80, 84, 95, 105, 109, 112, 114, 120, 133, 140, 146, 152, 168, 190, 210, 218, 219, 228, 240, 266, 280, 285, 292, 304, 327, 336, 365, 380, 399, 420, 436, 438, 456, 511, 532, 545, 560, 570, 584, 654, 665, 730, 760, 763, 798, 840, 872, 876, 912, 1022, 1064, 1090, 1095, 1140, 1168, 1308, 1330, 1387, 1460, 1520, 1526, 1533, 1596, 1635, 1680, 1744, 1752, 1995, 2044, 2071, 2128, 2180, 2190, 2280, 2289, 2555, 2616, 2660, 2774, 2920, 3052, 3066, 3192, 3270, 3504, 3815, 3990, 4088, 4142, 4161, 4360, 4380, 4560, 4578, 5110, 5232, 5320, 5548, 5840, 6104, 6132, 6213, 6384, 6540, 6935, 7630, 7665, 7957, 7980, 8176, 8284, 8322, 8720, 8760, 9156, 9709, 10220, 10355, 10640, 11096, 11445, 12208, 12264, 12426, 13080, 13870, 14497, 15260, 15330, 15914, 15960, 16568, 16644, 17520, 18312, 19418, 20440, 20710, 20805, 22192, 22890, 23871, 24528, 24852, 26160, 27740, 28994, 29127, 30520, 30660, 31065, 31828, 31920, 33136, 33288, 36624, 38836, 39785, 40880, 41420, 41610, 43491, 45780, 47742, 48545, 49704, 55480, 55699, 57988, 58254, 61040, 61320, 62130, 63656, 66576, 72485, 77672, 79570, 82840, 83220, 86982, 91560, 95484, 97090, 99408, 110960, 111398, 115976, 116508, 119355, 122640, 124260, 127312, 144970, 145635, 151183, 155344, 159140, 165680, 166440, 167097, 173964, 183120, 190968, 194180, 217455, 222796, 231952, 233016, 238710, 248520, 278495, 289940, 291270, 302366, 318280, 332880, 334194, 347928, 381936, 388360, 434910, 445592, 453549, 466032, 477420, 497040, 556990, 579880, 582540, 604732, 636560, 668388, 695856, 755915, 776720, 835485, 869820, 891184, 907098, 954840, 1058281, 1113980, 1159760, 1165080, 1209464, 1336776, 1511830, 1670970, 1739640, 1814196, 1909680, 2116562, 2227960, 2267745, 2330160, 2418928, 2673552, 3023660, 3174843, 3341940, 3479280, 3628392, 4233124, 4455920, 4535490, 5291405, 6047320, 6349686, 6683880, 7256784, 8466248, 9070980, 10582810, 12094640, 12699372, 13367760, 15874215, 16932496, 18141960, 21165620, 25398744, 31748430, 36283920, 42331240, 50797488, 63496860, 84662480, 126993720, 253987440]

約数ペア:

[(1, 253987440), (2, 126993720), (3, 84662480), (4, 63496860), (5, 50797488), (6, 42331240), (7, 36283920), (8, 31748430), (10, 25398744), (12, 21165620), (14, 18141960), (15, 16932496), (16, 15874215), (19, 13367760), (20, 12699372), (21, 12094640), (24, 10582810), (28, 9070980), (30, 8466248), (35, 7256784), (38, 6683880), (40, 6349686), (42, 6047320), (48, 5291405), (56, 4535490), (57, 4455920), (60, 4233124), (70, 3628392), (73, 3479280), (76, 3341940), (80, 3174843), (84, 3023660), (95, 2673552), (105, 2418928), (109, 2330160), (112, 2267745), (114, 2227960), (120, 2116562), (133, 1909680), (140, 1814196), (146, 1739640), (152, 1670970), (168, 1511830), (190, 1336776), (210, 1209464), (218, 1165080), (219, 1159760), (228, 1113980), (240, 1058281), (266, 954840), (280, 907098), (285, 891184), (292, 869820), (304, 835485), (327, 776720), (336, 755915), (365, 695856), (380, 668388), (399, 636560), (420, 604732), (436, 582540), (438, 579880), (456, 556990), (511, 497040), (532, 477420), (545, 466032), (560, 453549), (570, 445592), (584, 434910), (654, 388360), (665, 381936), (730, 347928), (760, 334194), (763, 332880), (798, 318280), (840, 302366), (872, 291270), (876, 289940), (912, 278495), (1022, 248520), (1064, 238710), (1090, 233016), (1095, 231952), (1140, 222796), (1168, 217455), (1308, 194180), (1330, 190968), (1387, 183120), (1460, 173964), (1520, 167097), (1526, 166440), (1533, 165680), (1596, 159140), (1635, 155344), (1680, 151183), (1744, 145635), (1752, 144970), (1995, 127312), (2044, 124260), (2071, 122640), (2128, 119355), (2180, 116508), (2190, 115976), (2280, 111398), (2289, 110960), (2555, 99408), (2616, 97090), (2660, 95484), (2774, 91560), (2920, 86982), (3052, 83220), (3066, 82840), (3192, 79570), (3270, 77672), (3504, 72485), (3815, 66576), (3990, 63656), (4088, 62130), (4142, 61320), (4161, 61040), (4360, 58254), (4380, 57988), (4560, 55699), (4578, 55480), (5110, 49704), (5232, 48545), (5320, 47742), (5548, 45780), (5840, 43491), (6104, 41610), (6132, 41420), (6213, 40880), (6384, 39785), (6540, 38836), (6935, 36624), (7630, 33288), (7665, 33136), (7957, 31920), (7980, 31828), (8176, 31065), (8284, 30660), (8322, 30520), (8720, 29127), (8760, 28994), (9156, 27740), (9709, 26160), (10220, 24852), (10355, 24528), (10640, 23871), (11096, 22890), (11445, 22192), (12208, 20805), (12264, 20710), (12426, 20440), (13080, 19418), (13870, 18312), (14497, 17520), (15260, 16644), (15330, 16568), (15914, 15960)]