234840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 748800

約数和(自身を除く): 513960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 103, 114, 120, 152, 190, 206, 228, 285, 309, 380, 412, 456, 515, 570, 618, 760, 824, 1030, 1140, 1236, 1545, 1957, 2060, 2280, 2472, 3090, 3914, 4120, 5871, 6180, 7828, 9785, 11742, 12360, 15656, 19570, 23484, 29355, 39140, 46968, 58710, 78280, 117420, 234840]

約数ペア:

[(1, 234840), (2, 117420), (3, 78280), (4, 58710), (5, 46968), (6, 39140), (8, 29355), (10, 23484), (12, 19570), (15, 15656), (19, 12360), (20, 11742), (24, 9785), (30, 7828), (38, 6180), (40, 5871), (57, 4120), (60, 3914), (76, 3090), (95, 2472), (103, 2280), (114, 2060), (120, 1957), (152, 1545), (190, 1236), (206, 1140), (228, 1030), (285, 824), (309, 760), (380, 618), (412, 570), (456, 515)]