289714460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{2927}}^1$

素因数の和:3051

約数の個数: 72

約数和(自身を含む): 714982464

約数和(自身を除く): 425268004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 980, 1010, 1414, 2020, 2828, 2927, 3535, 4949, 5854, 7070, 9898, 11708, 14140, 14635, 19796, 20489, 24745, 29270, 40978, 49490, 58540, 81956, 98980, 102445, 143423, 204890, 286846, 295627, 409780, 573692, 591254, 717115, 1182508, 1434230, 1478135, 2069389, 2868460, 2956270, 4138778, 5912540, 8277556, 10346945, 14485723, 20693890, 28971446, 41387780, 57942892, 72428615, 144857230, 289714460]

約数ペア:

[(1, 289714460), (2, 144857230), (4, 72428615), (5, 57942892), (7, 41387780), (10, 28971446), (14, 20693890), (20, 14485723), (28, 10346945), (35, 8277556), (49, 5912540), (70, 4138778), (98, 2956270), (101, 2868460), (140, 2069389), (196, 1478135), (202, 1434230), (245, 1182508), (404, 717115), (490, 591254), (505, 573692), (707, 409780), (980, 295627), (1010, 286846), (1414, 204890), (2020, 143423), (2828, 102445), (2927, 98980), (3535, 81956), (4949, 58540), (5854, 49490), (7070, 40978), (9898, 29270), (11708, 24745), (14140, 20489), (14635, 19796)]