72270280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 167443200

約数和(自身を除く): 95172920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 113, 118, 226, 236, 271, 295, 452, 472, 542, 565, 590, 904, 1084, 1130, 1180, 1355, 2168, 2260, 2360, 2710, 4520, 5420, 6667, 10840, 13334, 15989, 26668, 30623, 31978, 33335, 53336, 61246, 63956, 66670, 79945, 122492, 127912, 133340, 153115, 159890, 244984, 266680, 306230, 319780, 612460, 639560, 1224920, 1806757, 3613514, 7227028, 9033785, 14454056, 18067570, 36135140, 72270280]

約数ペア:

[(1, 72270280), (2, 36135140), (4, 18067570), (5, 14454056), (8, 9033785), (10, 7227028), (20, 3613514), (40, 1806757), (59, 1224920), (113, 639560), (118, 612460), (226, 319780), (236, 306230), (271, 266680), (295, 244984), (452, 159890), (472, 153115), (542, 133340), (565, 127912), (590, 122492), (904, 79945), (1084, 66670), (1130, 63956), (1180, 61246), (1355, 53336), (2168, 33335), (2260, 31978), (2360, 30623), (2710, 26668), (4520, 15989), (5420, 13334), (6667, 10840)]