71878240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2213}}^1$

素因数の和:2264

約数の個数: 96

約数和(自身を含む): 200854080

約数和(自身を除く): 128975840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2213, 2320, 3248, 4060, 4426, 4640, 6496, 8120, 8852, 11065, 15491, 16240, 17704, 22130, 30982, 32480, 35408, 44260, 61964, 64177, 70816, 77455, 88520, 123928, 128354, 154910, 177040, 247856, 256708, 309820, 320885, 354080, 449239, 495712, 513416, 619640, 641770, 898478, 1026832, 1239280, 1283540, 1796956, 2053664, 2246195, 2478560, 2567080, 3593912, 4492390, 5134160, 7187824, 8984780, 10268320, 14375648, 17969560, 35939120, 71878240]

約数ペア:

[(1, 71878240), (2, 35939120), (4, 17969560), (5, 14375648), (7, 10268320), (8, 8984780), (10, 7187824), (14, 5134160), (16, 4492390), (20, 3593912), (28, 2567080), (29, 2478560), (32, 2246195), (35, 2053664), (40, 1796956), (56, 1283540), (58, 1239280), (70, 1026832), (80, 898478), (112, 641770), (116, 619640), (140, 513416), (145, 495712), (160, 449239), (203, 354080), (224, 320885), (232, 309820), (280, 256708), (290, 247856), (406, 177040), (464, 154910), (560, 128354), (580, 123928), (812, 88520), (928, 77455), (1015, 70816), (1120, 64177), (1160, 61964), (1624, 44260), (2030, 35408), (2213, 32480), (2320, 30982), (3248, 22130), (4060, 17704), (4426, 16240), (4640, 15491), (6496, 11065), (8120, 8852)]