158788840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33359}}^1$

素因数の和:33394

約数の個数: 64

約数和(自身を含む): 432345600

約数和(自身を除く): 273556760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 33359, 66718, 133436, 166795, 233513, 266872, 333590, 467026, 567103, 667180, 934052, 1134206, 1167565, 1334360, 1868104, 2268412, 2335130, 2835515, 3969721, 4536824, 4670260, 5671030, 7939442, 9340520, 11342060, 15878884, 19848605, 22684120, 31757768, 39697210, 79394420, 158788840]

約数ペア:

[(1, 158788840), (2, 79394420), (4, 39697210), (5, 31757768), (7, 22684120), (8, 19848605), (10, 15878884), (14, 11342060), (17, 9340520), (20, 7939442), (28, 5671030), (34, 4670260), (35, 4536824), (40, 3969721), (56, 2835515), (68, 2335130), (70, 2268412), (85, 1868104), (119, 1334360), (136, 1167565), (140, 1134206), (170, 934052), (238, 667180), (280, 567103), (340, 467026), (476, 333590), (595, 266872), (680, 233513), (952, 166795), (1190, 133436), (2380, 66718), (4760, 33359)]