1290648840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1272

約数の個数: 256

約数和(自身を含む): 4526565120

約数和(自身を除く): 3235916280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 41, 51, 52, 60, 65, 68, 78, 82, 85, 102, 104, 120, 123, 130, 136, 156, 164, 170, 195, 204, 205, 221, 246, 255, 260, 312, 328, 340, 390, 408, 410, 442, 492, 510, 520, 533, 615, 663, 680, 697, 780, 820, 884, 984, 1020, 1066, 1105, 1187, 1230, 1326, 1394, 1560, 1599, 1640, 1768, 2040, 2091, 2132, 2210, 2374, 2460, 2652, 2665, 2788, 3198, 3315, 3485, 3561, 4182, 4264, 4420, 4748, 4920, 5304, 5330, 5576, 5935, 6396, 6630, 6970, 7122, 7995, 8364, 8840, 9061, 9496, 10455, 10660, 11870, 12792, 13260, 13940, 14244, 15431, 15990, 16728, 17805, 18122, 20179, 20910, 21320, 23740, 26520, 27183, 27880, 28488, 30862, 31980, 35610, 36244, 40358, 41820, 45305, 46293, 47480, 48667, 54366, 60537, 61724, 63960, 71220, 72488, 77155, 80716, 83640, 90610, 92586, 97334, 100895, 108732, 121074, 123448, 135915, 142440, 146001, 154310, 161432, 181220, 185172, 194668, 201790, 217464, 231465, 242148, 243335, 262327, 271830, 292002, 302685, 308620, 362440, 370344, 389336, 403580, 462930, 484296, 486670, 524654, 543660, 584004, 605370, 617240, 632671, 730005, 786981, 807160, 827339, 925860, 973340, 1049308, 1087320, 1168008, 1210740, 1265342, 1311635, 1460010, 1573962, 1654678, 1851720, 1898013, 1946680, 2098616, 2421480, 2482017, 2530684, 2623270, 2920020, 3147924, 3163355, 3309356, 3796026, 3934905, 4136695, 4964034, 5061368, 5246540, 5840040, 6295848, 6326710, 6618712, 7592052, 7869810, 8273390, 9490065, 9928068, 10493080, 10755407, 12410085, 12653420, 15184104, 15739620, 16546780, 18980130, 19856136, 21510814, 24820170, 25306840, 31479240, 32266221, 33093560, 37960260, 43021628, 49640340, 53777035, 64532442, 75920520, 86043256, 99280680, 107554070, 129064884, 161331105, 215108140, 258129768, 322662210, 430216280, 645324420, 1290648840]

約数ペア:

[(1, 1290648840), (2, 645324420), (3, 430216280), (4, 322662210), (5, 258129768), (6, 215108140), (8, 161331105), (10, 129064884), (12, 107554070), (13, 99280680), (15, 86043256), (17, 75920520), (20, 64532442), (24, 53777035), (26, 49640340), (30, 43021628), (34, 37960260), (39, 33093560), (40, 32266221), (41, 31479240), (51, 25306840), (52, 24820170), (60, 21510814), (65, 19856136), (68, 18980130), (78, 16546780), (82, 15739620), (85, 15184104), (102, 12653420), (104, 12410085), (120, 10755407), (123, 10493080), (130, 9928068), (136, 9490065), (156, 8273390), (164, 7869810), (170, 7592052), (195, 6618712), (204, 6326710), (205, 6295848), (221, 5840040), (246, 5246540), (255, 5061368), (260, 4964034), (312, 4136695), (328, 3934905), (340, 3796026), (390, 3309356), (408, 3163355), (410, 3147924), (442, 2920020), (492, 2623270), (510, 2530684), (520, 2482017), (533, 2421480), (615, 2098616), (663, 1946680), (680, 1898013), (697, 1851720), (780, 1654678), (820, 1573962), (884, 1460010), (984, 1311635), (1020, 1265342), (1066, 1210740), (1105, 1168008), (1187, 1087320), (1230, 1049308), (1326, 973340), (1394, 925860), (1560, 827339), (1599, 807160), (1640, 786981), (1768, 730005), (2040, 632671), (2091, 617240), (2132, 605370), (2210, 584004), (2374, 543660), (2460, 524654), (2652, 486670), (2665, 484296), (2788, 462930), (3198, 403580), (3315, 389336), (3485, 370344), (3561, 362440), (4182, 308620), (4264, 302685), (4420, 292002), (4748, 271830), (4920, 262327), (5304, 243335), (5330, 242148), (5576, 231465), (5935, 217464), (6396, 201790), (6630, 194668), (6970, 185172), (7122, 181220), (7995, 161432), (8364, 154310), (8840, 146001), (9061, 142440), (9496, 135915), (10455, 123448), (10660, 121074), (11870, 108732), (12792, 100895), (13260, 97334), (13940, 92586), (14244, 90610), (15431, 83640), (15990, 80716), (16728, 77155), (17805, 72488), (18122, 71220), (20179, 63960), (20910, 61724), (21320, 60537), (23740, 54366), (26520, 48667), (27183, 47480), (27880, 46293), (28488, 45305), (30862, 41820), (31980, 40358), (35610, 36244)]