131400920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4153}}^1$

素因数の和:4284

約数の個数: 64

約数和(自身を含む): 340960320

約数和(自身を除く): 209559400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 3164, 3955, 4153, 4520, 6328, 7910, 8306, 15820, 16612, 20765, 29071, 31640, 33224, 41530, 58142, 83060, 116284, 145355, 166120, 232568, 290710, 469289, 581420, 938578, 1162840, 1877156, 2346445, 3285023, 3754312, 4692890, 6570046, 9385780, 13140092, 16425115, 18771560, 26280184, 32850230, 65700460, 131400920]

約数ペア:

[(1, 131400920), (2, 65700460), (4, 32850230), (5, 26280184), (7, 18771560), (8, 16425115), (10, 13140092), (14, 9385780), (20, 6570046), (28, 4692890), (35, 3754312), (40, 3285023), (56, 2346445), (70, 1877156), (113, 1162840), (140, 938578), (226, 581420), (280, 469289), (452, 290710), (565, 232568), (791, 166120), (904, 145355), (1130, 116284), (1582, 83060), (2260, 58142), (3164, 41530), (3955, 33224), (4153, 31640), (4520, 29071), (6328, 20765), (7910, 16612), (8306, 15820)]