181686016

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 385580160

約数和(自身を除く): 203894144

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 64, 92, 118, 128, 184, 236, 256, 368, 472, 523, 736, 944, 1046, 1357, 1472, 1888, 2092, 2714, 2944, 3776, 4184, 5428, 5888, 7552, 8368, 10856, 12029, 15104, 16736, 21712, 24058, 30857, 33472, 43424, 48116, 61714, 66944, 86848, 96232, 123428, 133888, 173696, 192464, 246856, 347392, 384928, 493712, 709711, 769856, 987424, 1419422, 1539712, 1974848, 2838844, 3079424, 3949696, 5677688, 7899392, 11355376, 22710752, 45421504, 90843008, 181686016]

約数ペア:

[(1, 181686016), (2, 90843008), (4, 45421504), (8, 22710752), (16, 11355376), (23, 7899392), (32, 5677688), (46, 3949696), (59, 3079424), (64, 2838844), (92, 1974848), (118, 1539712), (128, 1419422), (184, 987424), (236, 769856), (256, 709711), (368, 493712), (472, 384928), (523, 347392), (736, 246856), (944, 192464), (1046, 173696), (1357, 133888), (1472, 123428), (1888, 96232), (2092, 86848), (2714, 66944), (2944, 61714), (3776, 48116), (4184, 43424), (5428, 33472), (5888, 30857), (7552, 24058), (8368, 21712), (10856, 16736), (12029, 15104)]