153969560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 359838720

約数和(自身を除く): 205869160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 227, 248, 310, 454, 547, 620, 908, 1094, 1135, 1240, 1816, 2188, 2270, 2735, 4376, 4540, 5470, 7037, 9080, 10940, 14074, 16957, 21880, 28148, 33914, 35185, 56296, 67828, 70370, 84785, 124169, 135656, 140740, 169570, 248338, 281480, 339140, 496676, 620845, 678280, 993352, 1241690, 2483380, 3849239, 4966760, 7698478, 15396956, 19246195, 30793912, 38492390, 76984780, 153969560]

約数ペア:

[(1, 153969560), (2, 76984780), (4, 38492390), (5, 30793912), (8, 19246195), (10, 15396956), (20, 7698478), (31, 4966760), (40, 3849239), (62, 2483380), (124, 1241690), (155, 993352), (227, 678280), (248, 620845), (310, 496676), (454, 339140), (547, 281480), (620, 248338), (908, 169570), (1094, 140740), (1135, 135656), (1240, 124169), (1816, 84785), (2188, 70370), (2270, 67828), (2735, 56296), (4376, 35185), (4540, 33914), (5470, 28148), (7037, 21880), (9080, 16957), (10940, 14074)]