156957990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9461}}^1$

素因数の和:9557

約数の個数: 64

約数和(自身を含む): 436008960

約数和(自身を除く): 279050970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1659, 2370, 2765, 3318, 5530, 8295, 9461, 16590, 18922, 28383, 47305, 56766, 66227, 94610, 132454, 141915, 198681, 283830, 331135, 397362, 662270, 747419, 993405, 1494838, 1986810, 2242257, 3737095, 4484514, 5231933, 7474190, 10463866, 11211285, 15695799, 22422570, 26159665, 31391598, 52319330, 78478995, 156957990]

約数ペア:

[(1, 156957990), (2, 78478995), (3, 52319330), (5, 31391598), (6, 26159665), (7, 22422570), (10, 15695799), (14, 11211285), (15, 10463866), (21, 7474190), (30, 5231933), (35, 4484514), (42, 3737095), (70, 2242257), (79, 1986810), (105, 1494838), (158, 993405), (210, 747419), (237, 662270), (395, 397362), (474, 331135), (553, 283830), (790, 198681), (1106, 141915), (1185, 132454), (1659, 94610), (2370, 66227), (2765, 56766), (3318, 47305), (5530, 28383), (8295, 18922), (9461, 16590)]