153627640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1439}}^1$

素因数の和:1624

約数の個数: 64

約数和(自身を含む): 368582400

約数和(自身を除く): 214954760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 314, 340, 628, 680, 785, 1256, 1439, 1570, 2669, 2878, 3140, 5338, 5756, 6280, 7195, 10676, 11512, 13345, 14390, 21352, 24463, 26690, 28780, 48926, 53380, 57560, 97852, 106760, 122315, 195704, 225923, 244630, 451846, 489260, 903692, 978520, 1129615, 1807384, 2259230, 3840691, 4518460, 7681382, 9036920, 15362764, 19203455, 30725528, 38406910, 76813820, 153627640]

約数ペア:

[(1, 153627640), (2, 76813820), (4, 38406910), (5, 30725528), (8, 19203455), (10, 15362764), (17, 9036920), (20, 7681382), (34, 4518460), (40, 3840691), (68, 2259230), (85, 1807384), (136, 1129615), (157, 978520), (170, 903692), (314, 489260), (340, 451846), (628, 244630), (680, 225923), (785, 195704), (1256, 122315), (1439, 106760), (1570, 97852), (2669, 57560), (2878, 53380), (3140, 48926), (5338, 28780), (5756, 26690), (6280, 24463), (7195, 21352), (10676, 14390), (11512, 13345)]