667674280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 1959874560

約数和(自身を除く): 1292200280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 61, 62, 65, 70, 91, 97, 104, 122, 124, 130, 140, 155, 182, 194, 217, 244, 248, 260, 280, 305, 310, 364, 388, 403, 427, 434, 455, 485, 488, 520, 610, 620, 679, 728, 776, 793, 806, 854, 868, 910, 970, 1085, 1220, 1240, 1261, 1358, 1586, 1612, 1708, 1736, 1820, 1891, 1940, 2015, 2135, 2170, 2440, 2522, 2716, 2821, 3007, 3172, 3224, 3395, 3416, 3640, 3782, 3880, 3965, 4030, 4270, 4340, 5044, 5432, 5551, 5642, 5917, 6014, 6305, 6344, 6790, 7564, 7930, 8060, 8540, 8680, 8827, 9455, 10088, 11102, 11284, 11834, 12028, 12610, 13237, 13580, 14105, 15035, 15128, 15860, 16120, 17080, 17654, 18910, 21049, 22204, 22568, 23668, 24056, 24583, 25220, 26474, 27160, 27755, 28210, 29585, 30070, 31720, 35308, 37820, 39091, 41419, 42098, 44135, 44408, 47336, 49166, 50440, 52948, 55510, 56420, 59170, 60140, 66185, 70616, 75640, 76921, 78182, 82838, 84196, 88270, 98332, 105245, 105896, 111020, 112840, 118340, 120280, 122915, 132370, 153842, 156364, 165676, 168392, 172081, 176540, 183427, 195455, 196664, 207095, 210490, 222040, 236680, 245830, 264740, 273637, 307684, 312728, 331352, 344162, 353080, 366854, 384605, 390910, 414190, 420980, 491660, 529480, 538447, 547274, 615368, 688324, 733708, 769210, 781820, 828380, 841960, 860405, 917135, 983320, 1076894, 1094548, 1283989, 1368185, 1376648, 1467416, 1538420, 1563640, 1656760, 1720810, 1834270, 2153788, 2189096, 2384551, 2567978, 2692235, 2736370, 3076840, 3441620, 3668540, 4307576, 4769102, 5135956, 5384470, 5472740, 6419945, 6883240, 7337080, 9538204, 10271912, 10768940, 10945480, 11922755, 12839890, 16691857, 19076408, 21537880, 23845510, 25679780, 33383714, 47691020, 51359560, 66767428, 83459285, 95382040, 133534856, 166918570, 333837140, 667674280]

約数ペア:

[(1, 667674280), (2, 333837140), (4, 166918570), (5, 133534856), (7, 95382040), (8, 83459285), (10, 66767428), (13, 51359560), (14, 47691020), (20, 33383714), (26, 25679780), (28, 23845510), (31, 21537880), (35, 19076408), (40, 16691857), (52, 12839890), (56, 11922755), (61, 10945480), (62, 10768940), (65, 10271912), (70, 9538204), (91, 7337080), (97, 6883240), (104, 6419945), (122, 5472740), (124, 5384470), (130, 5135956), (140, 4769102), (155, 4307576), (182, 3668540), (194, 3441620), (217, 3076840), (244, 2736370), (248, 2692235), (260, 2567978), (280, 2384551), (305, 2189096), (310, 2153788), (364, 1834270), (388, 1720810), (403, 1656760), (427, 1563640), (434, 1538420), (455, 1467416), (485, 1376648), (488, 1368185), (520, 1283989), (610, 1094548), (620, 1076894), (679, 983320), (728, 917135), (776, 860405), (793, 841960), (806, 828380), (854, 781820), (868, 769210), (910, 733708), (970, 688324), (1085, 615368), (1220, 547274), (1240, 538447), (1261, 529480), (1358, 491660), (1586, 420980), (1612, 414190), (1708, 390910), (1736, 384605), (1820, 366854), (1891, 353080), (1940, 344162), (2015, 331352), (2135, 312728), (2170, 307684), (2440, 273637), (2522, 264740), (2716, 245830), (2821, 236680), (3007, 222040), (3172, 210490), (3224, 207095), (3395, 196664), (3416, 195455), (3640, 183427), (3782, 176540), (3880, 172081), (3965, 168392), (4030, 165676), (4270, 156364), (4340, 153842), (5044, 132370), (5432, 122915), (5551, 120280), (5642, 118340), (5917, 112840), (6014, 111020), (6305, 105896), (6344, 105245), (6790, 98332), (7564, 88270), (7930, 84196), (8060, 82838), (8540, 78182), (8680, 76921), (8827, 75640), (9455, 70616), (10088, 66185), (11102, 60140), (11284, 59170), (11834, 56420), (12028, 55510), (12610, 52948), (13237, 50440), (13580, 49166), (14105, 47336), (15035, 44408), (15128, 44135), (15860, 42098), (16120, 41419), (17080, 39091), (17654, 37820), (18910, 35308), (21049, 31720), (22204, 30070), (22568, 29585), (23668, 28210), (24056, 27755), (24583, 27160), (25220, 26474)]