139495160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71171}}^1$

素因数の和:71196

約数の個数: 48

約数和(自身を含む): 365112360

約数和(自身を除く): 225617200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 71171, 142342, 284684, 355855, 498197, 569368, 711710, 996394, 1423420, 1992788, 2490985, 2846840, 3487379, 3985576, 4981970, 6974758, 9963940, 13949516, 17436895, 19927880, 27899032, 34873790, 69747580, 139495160]

約数ペア:

[(1, 139495160), (2, 69747580), (4, 34873790), (5, 27899032), (7, 19927880), (8, 17436895), (10, 13949516), (14, 9963940), (20, 6974758), (28, 4981970), (35, 3985576), (40, 3487379), (49, 2846840), (56, 2490985), (70, 1992788), (98, 1423420), (140, 996394), (196, 711710), (245, 569368), (280, 498197), (392, 355855), (490, 284684), (980, 142342), (1960, 71171)]