312065840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5471}}^1$

素因数の和:5538

約数の個数: 80

約数和(自身を含む): 781664256

約数和(自身を除く): 469598416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3565, 5471, 5704, 7130, 10942, 11408, 14260, 21884, 27355, 28520, 43768, 54710, 57040, 87536, 109420, 125833, 169601, 218840, 251666, 339202, 437680, 503332, 629165, 678404, 848005, 1006664, 1258330, 1356808, 1696010, 2013328, 2516660, 2713616, 3392020, 3900823, 5033320, 6784040, 7801646, 10066640, 13568080, 15603292, 19504115, 31206584, 39008230, 62413168, 78016460, 156032920, 312065840]

約数ペア:

[(1, 312065840), (2, 156032920), (4, 78016460), (5, 62413168), (8, 39008230), (10, 31206584), (16, 19504115), (20, 15603292), (23, 13568080), (31, 10066640), (40, 7801646), (46, 6784040), (62, 5033320), (80, 3900823), (92, 3392020), (115, 2713616), (124, 2516660), (155, 2013328), (184, 1696010), (230, 1356808), (248, 1258330), (310, 1006664), (368, 848005), (460, 678404), (496, 629165), (620, 503332), (713, 437680), (920, 339202), (1240, 251666), (1426, 218840), (1840, 169601), (2480, 125833), (2852, 109420), (3565, 87536), (5471, 57040), (5704, 54710), (7130, 43768), (10942, 28520), (11408, 27355), (14260, 21884)]