155547680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2693}}^1$

素因数の和:2746

約数の個数: 72

約数和(自身を含む): 387984492

約数和(自身を除く): 232436812

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2693, 2888, 3040, 3610, 5386, 5776, 7220, 10772, 11552, 13465, 14440, 21544, 26930, 28880, 43088, 51167, 53860, 57760, 86176, 102334, 107720, 204668, 215440, 255835, 409336, 430880, 511670, 818672, 972173, 1023340, 1637344, 1944346, 2046680, 3888692, 4093360, 4860865, 7777384, 8186720, 9721730, 15554768, 19443460, 31109536, 38886920, 77773840, 155547680]

約数ペア:

[(1, 155547680), (2, 77773840), (4, 38886920), (5, 31109536), (8, 19443460), (10, 15554768), (16, 9721730), (19, 8186720), (20, 7777384), (32, 4860865), (38, 4093360), (40, 3888692), (76, 2046680), (80, 1944346), (95, 1637344), (152, 1023340), (160, 972173), (190, 818672), (304, 511670), (361, 430880), (380, 409336), (608, 255835), (722, 215440), (760, 204668), (1444, 107720), (1520, 102334), (1805, 86176), (2693, 57760), (2888, 53860), (3040, 51167), (3610, 43088), (5386, 28880), (5776, 26930), (7220, 21544), (10772, 14440), (11552, 13465)]