656414640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{130241}}^1$

素因数の和:130267

約数の個数: 120

約数和(自身を含む): 2519401248

約数和(自身を除く): 1862986608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 130241, 260482, 390723, 520964, 651205, 781446, 911687, 1041928, 1172169, 1302410, 1562892, 1823374, 1953615, 2083856, 2344338, 2604820, 2735061, 3125784, 3646748, 3907230, 4558435, 4688676, 5209640, 5470122, 5860845, 6251568, 7293496, 7814460, 8205183, 9116870, 9377352, 10419280, 10940244, 11721690, 13675305, 14586992, 15628920, 16410366, 18233740, 18754704, 21880488, 23443380, 27350610, 31257840, 32820732, 36467480, 41025915, 43760976, 46886760, 54701220, 65641464, 72934960, 82051830, 93773520, 109402440, 131282928, 164103660, 218804880, 328207320, 656414640]

約数ペア:

[(1, 656414640), (2, 328207320), (3, 218804880), (4, 164103660), (5, 131282928), (6, 109402440), (7, 93773520), (8, 82051830), (9, 72934960), (10, 65641464), (12, 54701220), (14, 46886760), (15, 43760976), (16, 41025915), (18, 36467480), (20, 32820732), (21, 31257840), (24, 27350610), (28, 23443380), (30, 21880488), (35, 18754704), (36, 18233740), (40, 16410366), (42, 15628920), (45, 14586992), (48, 13675305), (56, 11721690), (60, 10940244), (63, 10419280), (70, 9377352), (72, 9116870), (80, 8205183), (84, 7814460), (90, 7293496), (105, 6251568), (112, 5860845), (120, 5470122), (126, 5209640), (140, 4688676), (144, 4558435), (168, 3907230), (180, 3646748), (210, 3125784), (240, 2735061), (252, 2604820), (280, 2344338), (315, 2083856), (336, 1953615), (360, 1823374), (420, 1562892), (504, 1302410), (560, 1172169), (630, 1041928), (720, 911687), (840, 781446), (1008, 651205), (1260, 520964), (1680, 390723), (2520, 260482), (5040, 130241)]