641951472

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 1787822080

約数和(自身を除く): 1145870608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 43, 48, 62, 79, 86, 93, 124, 127, 129, 158, 172, 186, 237, 248, 254, 258, 316, 344, 372, 381, 474, 496, 508, 516, 632, 688, 744, 762, 948, 1016, 1032, 1264, 1333, 1488, 1524, 1896, 2032, 2064, 2449, 2666, 3048, 3397, 3792, 3937, 3999, 4898, 5332, 5461, 6096, 6794, 7347, 7874, 7998, 9796, 10033, 10191, 10664, 10922, 11811, 13588, 14694, 15748, 15996, 16383, 19592, 20066, 20382, 21328, 21844, 23622, 27176, 29388, 30099, 31496, 31992, 32766, 39184, 40132, 40764, 43688, 47244, 54352, 58776, 60198, 62992, 63984, 65532, 80264, 81528, 87376, 94488, 105307, 117552, 120396, 131064, 160528, 163056, 169291, 188976, 210614, 240792, 262128, 311023, 315921, 338582, 421228, 431419, 481584, 507873, 622046, 631842, 677164, 842456, 862838, 933069, 1015746, 1244092, 1263684, 1294257, 1354328, 1684912, 1725676, 1866138, 2031492, 2488184, 2527368, 2588514, 2708656, 3451352, 3732276, 4062984, 4976368, 5054736, 5177028, 6902704, 7464552, 8125968, 10354056, 13373989, 14929104, 20708112, 26747978, 40121967, 53495956, 80243934, 106991912, 160487868, 213983824, 320975736, 641951472]

約数ペア:

[(1, 641951472), (2, 320975736), (3, 213983824), (4, 160487868), (6, 106991912), (8, 80243934), (12, 53495956), (16, 40121967), (24, 26747978), (31, 20708112), (43, 14929104), (48, 13373989), (62, 10354056), (79, 8125968), (86, 7464552), (93, 6902704), (124, 5177028), (127, 5054736), (129, 4976368), (158, 4062984), (172, 3732276), (186, 3451352), (237, 2708656), (248, 2588514), (254, 2527368), (258, 2488184), (316, 2031492), (344, 1866138), (372, 1725676), (381, 1684912), (474, 1354328), (496, 1294257), (508, 1263684), (516, 1244092), (632, 1015746), (688, 933069), (744, 862838), (762, 842456), (948, 677164), (1016, 631842), (1032, 622046), (1264, 507873), (1333, 481584), (1488, 431419), (1524, 421228), (1896, 338582), (2032, 315921), (2064, 311023), (2449, 262128), (2666, 240792), (3048, 210614), (3397, 188976), (3792, 169291), (3937, 163056), (3999, 160528), (4898, 131064), (5332, 120396), (5461, 117552), (6096, 105307), (6794, 94488), (7347, 87376), (7874, 81528), (7998, 80264), (9796, 65532), (10033, 63984), (10191, 62992), (10664, 60198), (10922, 58776), (11811, 54352), (13588, 47244), (14694, 43688), (15748, 40764), (15996, 40132), (16383, 39184), (19592, 32766), (20066, 31992), (20382, 31496), (21328, 30099), (21844, 29388), (23622, 27176)]