1780913680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1353

約数の個数: 160

約数和(自身を含む): 5123672064

約数和(自身を除く): 3342758384

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 223, 260, 280, 364, 446, 455, 520, 560, 728, 892, 910, 1040, 1097, 1115, 1456, 1561, 1784, 1820, 2194, 2230, 2899, 3122, 3568, 3640, 4388, 4460, 5485, 5798, 6244, 7280, 7679, 7805, 8776, 8920, 10970, 11596, 12488, 14261, 14495, 15358, 15610, 17552, 17840, 20293, 21940, 23192, 24976, 28522, 28990, 30716, 31220, 38395, 40586, 43880, 46384, 57044, 57980, 61432, 62440, 71305, 76790, 81172, 87760, 99827, 101465, 114088, 115960, 122864, 124880, 142610, 153580, 162344, 199654, 202930, 228176, 231920, 244631, 285220, 307160, 324688, 399308, 405860, 489262, 499135, 570440, 614320, 798616, 811720, 978524, 998270, 1140880, 1223155, 1597232, 1623440, 1712417, 1957048, 1996540, 2446310, 3180203, 3424834, 3914096, 3993080, 4892620, 6360406, 6849668, 7986160, 8562085, 9785240, 12720812, 13699336, 15901015, 17124170, 19570480, 22261421, 25441624, 27398672, 31802030, 34248340, 44522842, 50883248, 63604060, 68496680, 89045684, 111307105, 127208120, 136993360, 178091368, 222614210, 254416240, 356182736, 445228420, 890456840, 1780913680]

約数ペア:

[(1, 1780913680), (2, 890456840), (4, 445228420), (5, 356182736), (7, 254416240), (8, 222614210), (10, 178091368), (13, 136993360), (14, 127208120), (16, 111307105), (20, 89045684), (26, 68496680), (28, 63604060), (35, 50883248), (40, 44522842), (52, 34248340), (56, 31802030), (65, 27398672), (70, 25441624), (80, 22261421), (91, 19570480), (104, 17124170), (112, 15901015), (130, 13699336), (140, 12720812), (182, 9785240), (208, 8562085), (223, 7986160), (260, 6849668), (280, 6360406), (364, 4892620), (446, 3993080), (455, 3914096), (520, 3424834), (560, 3180203), (728, 2446310), (892, 1996540), (910, 1957048), (1040, 1712417), (1097, 1623440), (1115, 1597232), (1456, 1223155), (1561, 1140880), (1784, 998270), (1820, 978524), (2194, 811720), (2230, 798616), (2899, 614320), (3122, 570440), (3568, 499135), (3640, 489262), (4388, 405860), (4460, 399308), (5485, 324688), (5798, 307160), (6244, 285220), (7280, 244631), (7679, 231920), (7805, 228176), (8776, 202930), (8920, 199654), (10970, 162344), (11596, 153580), (12488, 142610), (14261, 124880), (14495, 122864), (15358, 115960), (15610, 114088), (17552, 101465), (17840, 99827), (20293, 87760), (21940, 81172), (23192, 76790), (24976, 71305), (28522, 62440), (28990, 61432), (30716, 57980), (31220, 57044), (38395, 46384), (40586, 43880)]