168279160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19387}}^1$

素因数の和:19436

約数の個数: 64

約数和(自身を含む): 446699520

約数和(自身を除く): 278420360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 19387, 38774, 77548, 96935, 135709, 155096, 193870, 271418, 387740, 542836, 600997, 678545, 775480, 1085672, 1201994, 1357090, 2403988, 2714180, 3004985, 4206979, 4807976, 5428360, 6009970, 8413958, 12019940, 16827916, 21034895, 24039880, 33655832, 42069790, 84139580, 168279160]

約数ペア:

[(1, 168279160), (2, 84139580), (4, 42069790), (5, 33655832), (7, 24039880), (8, 21034895), (10, 16827916), (14, 12019940), (20, 8413958), (28, 6009970), (31, 5428360), (35, 4807976), (40, 4206979), (56, 3004985), (62, 2714180), (70, 2403988), (124, 1357090), (140, 1201994), (155, 1085672), (217, 775480), (248, 678545), (280, 600997), (310, 542836), (434, 387740), (620, 271418), (868, 193870), (1085, 155096), (1240, 135709), (1736, 96935), (2170, 77548), (4340, 38774), (8680, 19387)]