157210220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 357421680

約数和(自身を除く): 200211460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 289, 295, 340, 461, 578, 590, 922, 1003, 1156, 1180, 1445, 1844, 2006, 2305, 2890, 4012, 4610, 5015, 5780, 7837, 9220, 10030, 15674, 17051, 20060, 27199, 31348, 34102, 39185, 54398, 68204, 78370, 85255, 108796, 133229, 135995, 156740, 170510, 266458, 271990, 341020, 462383, 532916, 543980, 666145, 924766, 1332290, 1849532, 2311915, 2664580, 4623830, 7860511, 9247660, 15721022, 31442044, 39302555, 78605110, 157210220]

約数ペア:

[(1, 157210220), (2, 78605110), (4, 39302555), (5, 31442044), (10, 15721022), (17, 9247660), (20, 7860511), (34, 4623830), (59, 2664580), (68, 2311915), (85, 1849532), (118, 1332290), (170, 924766), (236, 666145), (289, 543980), (295, 532916), (340, 462383), (461, 341020), (578, 271990), (590, 266458), (922, 170510), (1003, 156740), (1156, 135995), (1180, 133229), (1445, 108796), (1844, 85255), (2006, 78370), (2305, 68204), (2890, 54398), (4012, 39185), (4610, 34102), (5015, 31348), (5780, 27199), (7837, 20060), (9220, 17051), (10030, 15674)]