66175620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157561}}^1$

素因数の和:157580

約数の個数: 48

約数和(自身を含む): 211763328

約数和(自身を除く): 145587708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 157561, 315122, 472683, 630244, 787805, 945366, 1102927, 1575610, 1890732, 2205854, 2363415, 3151220, 3308781, 4411708, 4726830, 5514635, 6617562, 9453660, 11029270, 13235124, 16543905, 22058540, 33087810, 66175620]

約数ペア:

[(1, 66175620), (2, 33087810), (3, 22058540), (4, 16543905), (5, 13235124), (6, 11029270), (7, 9453660), (10, 6617562), (12, 5514635), (14, 4726830), (15, 4411708), (20, 3308781), (21, 3151220), (28, 2363415), (30, 2205854), (35, 1890732), (42, 1575610), (60, 1102927), (70, 945366), (84, 787805), (105, 630244), (140, 472683), (210, 315122), (420, 157561)]