139633360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 333907200

約数和(自身を除く): 194273840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 109, 134, 218, 239, 268, 335, 436, 478, 536, 545, 670, 872, 956, 1072, 1090, 1195, 1340, 1744, 1912, 2180, 2390, 2680, 3824, 4360, 4780, 5360, 7303, 8720, 9560, 14606, 16013, 19120, 26051, 29212, 32026, 36515, 52102, 58424, 64052, 73030, 80065, 104204, 116848, 128104, 130255, 146060, 160130, 208408, 256208, 260510, 292120, 320260, 416816, 521020, 584240, 640520, 1042040, 1281040, 1745417, 2084080, 3490834, 6981668, 8727085, 13963336, 17454170, 27926672, 34908340, 69816680, 139633360]

約数ペア:

[(1, 139633360), (2, 69816680), (4, 34908340), (5, 27926672), (8, 17454170), (10, 13963336), (16, 8727085), (20, 6981668), (40, 3490834), (67, 2084080), (80, 1745417), (109, 1281040), (134, 1042040), (218, 640520), (239, 584240), (268, 521020), (335, 416816), (436, 320260), (478, 292120), (536, 260510), (545, 256208), (670, 208408), (872, 160130), (956, 146060), (1072, 130255), (1090, 128104), (1195, 116848), (1340, 104204), (1744, 80065), (1912, 73030), (2180, 64052), (2390, 58424), (2680, 52102), (3824, 36515), (4360, 32026), (4780, 29212), (5360, 26051), (7303, 19120), (8720, 16013), (9560, 14606)]