738377840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1721}}^1$

素因数の和:1938

約数の個数: 80

約数和(自身を含む): 1783385856

約数和(自身を除く): 1045008016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 173, 248, 310, 346, 496, 620, 692, 865, 1240, 1384, 1721, 1730, 2480, 2768, 3442, 3460, 5363, 6884, 6920, 8605, 10726, 13768, 13840, 17210, 21452, 26815, 27536, 34420, 42904, 53351, 53630, 68840, 85808, 106702, 107260, 137680, 213404, 214520, 266755, 297733, 426808, 429040, 533510, 595466, 853616, 1067020, 1190932, 1488665, 2134040, 2381864, 2977330, 4268080, 4763728, 5954660, 9229723, 11909320, 18459446, 23818640, 36918892, 46148615, 73837784, 92297230, 147675568, 184594460, 369188920, 738377840]

約数ペア:

[(1, 738377840), (2, 369188920), (4, 184594460), (5, 147675568), (8, 92297230), (10, 73837784), (16, 46148615), (20, 36918892), (31, 23818640), (40, 18459446), (62, 11909320), (80, 9229723), (124, 5954660), (155, 4763728), (173, 4268080), (248, 2977330), (310, 2381864), (346, 2134040), (496, 1488665), (620, 1190932), (692, 1067020), (865, 853616), (1240, 595466), (1384, 533510), (1721, 429040), (1730, 426808), (2480, 297733), (2768, 266755), (3442, 214520), (3460, 213404), (5363, 137680), (6884, 107260), (6920, 106702), (8605, 85808), (10726, 68840), (13768, 53630), (13840, 53351), (17210, 42904), (21452, 34420), (26815, 27536)]