202147960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6389}}^1$

素因数の和:6520

約数の個数: 64

約数和(自身を含む): 524491200

約数和(自身を除く): 322343240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 3164, 3955, 4520, 6328, 6389, 7910, 12778, 15820, 25556, 31640, 31945, 44723, 51112, 63890, 89446, 127780, 178892, 223615, 255560, 357784, 447230, 721957, 894460, 1443914, 1788920, 2887828, 3609785, 5053699, 5775656, 7219570, 10107398, 14439140, 20214796, 25268495, 28878280, 40429592, 50536990, 101073980, 202147960]

約数ペア:

[(1, 202147960), (2, 101073980), (4, 50536990), (5, 40429592), (7, 28878280), (8, 25268495), (10, 20214796), (14, 14439140), (20, 10107398), (28, 7219570), (35, 5775656), (40, 5053699), (56, 3609785), (70, 2887828), (113, 1788920), (140, 1443914), (226, 894460), (280, 721957), (452, 447230), (565, 357784), (791, 255560), (904, 223615), (1130, 178892), (1582, 127780), (2260, 89446), (3164, 63890), (3955, 51112), (4520, 44723), (6328, 31945), (6389, 31640), (7910, 25556), (12778, 15820)]