620837008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 1493475840

約数和(自身を除く): 872638832

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 34, 38, 44, 67, 68, 76, 88, 134, 136, 152, 163, 176, 187, 209, 268, 272, 304, 323, 326, 374, 418, 536, 646, 652, 737, 748, 836, 1072, 1139, 1273, 1292, 1304, 1474, 1496, 1672, 1793, 2278, 2546, 2584, 2608, 2771, 2948, 2992, 3097, 3344, 3553, 3586, 4556, 5092, 5168, 5542, 5896, 6194, 7106, 7172, 9112, 10184, 10921, 11084, 11792, 12388, 12529, 14003, 14212, 14344, 18224, 20368, 21641, 21842, 22168, 24776, 25058, 28006, 28424, 28688, 30481, 34067, 43282, 43684, 44336, 49552, 50116, 52649, 56012, 56848, 60962, 68134, 86564, 87368, 100232, 105298, 112024, 120131, 121924, 136268, 173128, 174736, 185657, 200464, 207499, 210596, 224048, 238051, 240262, 243848, 272536, 346256, 371314, 414998, 421192, 476102, 480524, 487696, 545072, 579139, 742628, 829996, 842384, 952204, 961048, 1158278, 1485256, 1659992, 1904408, 1922096, 2042227, 2282489, 2316556, 2970512, 3319984, 3527483, 3808816, 4084454, 4564978, 4633112, 7054966, 8168908, 9129956, 9266224, 14109932, 16337816, 18259912, 28219864, 32675632, 36519824, 38802313, 56439728, 77604626, 155209252, 310418504, 620837008]

約数ペア:

[(1, 620837008), (2, 310418504), (4, 155209252), (8, 77604626), (11, 56439728), (16, 38802313), (17, 36519824), (19, 32675632), (22, 28219864), (34, 18259912), (38, 16337816), (44, 14109932), (67, 9266224), (68, 9129956), (76, 8168908), (88, 7054966), (134, 4633112), (136, 4564978), (152, 4084454), (163, 3808816), (176, 3527483), (187, 3319984), (209, 2970512), (268, 2316556), (272, 2282489), (304, 2042227), (323, 1922096), (326, 1904408), (374, 1659992), (418, 1485256), (536, 1158278), (646, 961048), (652, 952204), (737, 842384), (748, 829996), (836, 742628), (1072, 579139), (1139, 545072), (1273, 487696), (1292, 480524), (1304, 476102), (1474, 421192), (1496, 414998), (1672, 371314), (1793, 346256), (2278, 272536), (2546, 243848), (2584, 240262), (2608, 238051), (2771, 224048), (2948, 210596), (2992, 207499), (3097, 200464), (3344, 185657), (3553, 174736), (3586, 173128), (4556, 136268), (5092, 121924), (5168, 120131), (5542, 112024), (5896, 105298), (6194, 100232), (7106, 87368), (7172, 86564), (9112, 68134), (10184, 60962), (10921, 56848), (11084, 56012), (11792, 52649), (12388, 50116), (12529, 49552), (14003, 44336), (14212, 43684), (14344, 43282), (18224, 34067), (20368, 30481), (21641, 28688), (21842, 28424), (22168, 28006), (24776, 25058)]