289882120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 725238360

約数和(自身を除く): 435356240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 121, 202, 220, 242, 404, 440, 484, 505, 593, 605, 808, 968, 1010, 1111, 1186, 1210, 2020, 2222, 2372, 2420, 2965, 4040, 4444, 4744, 4840, 5555, 5930, 6523, 8888, 11110, 11860, 12221, 13046, 22220, 23720, 24442, 26092, 32615, 44440, 48884, 52184, 59893, 61105, 65230, 71753, 97768, 119786, 122210, 130460, 143506, 239572, 244420, 260920, 287012, 299465, 358765, 479144, 488840, 574024, 598930, 658823, 717530, 1197860, 1317646, 1435060, 2395720, 2635292, 2870120, 3294115, 5270584, 6588230, 7247053, 13176460, 14494106, 26352920, 28988212, 36235265, 57976424, 72470530, 144941060, 289882120]

約数ペア:

[(1, 289882120), (2, 144941060), (4, 72470530), (5, 57976424), (8, 36235265), (10, 28988212), (11, 26352920), (20, 14494106), (22, 13176460), (40, 7247053), (44, 6588230), (55, 5270584), (88, 3294115), (101, 2870120), (110, 2635292), (121, 2395720), (202, 1435060), (220, 1317646), (242, 1197860), (404, 717530), (440, 658823), (484, 598930), (505, 574024), (593, 488840), (605, 479144), (808, 358765), (968, 299465), (1010, 287012), (1111, 260920), (1186, 244420), (1210, 239572), (2020, 143506), (2222, 130460), (2372, 122210), (2420, 119786), (2965, 97768), (4040, 71753), (4444, 65230), (4744, 61105), (4840, 59893), (5555, 52184), (5930, 48884), (6523, 44440), (8888, 32615), (11110, 26092), (11860, 24442), (12221, 23720), (13046, 22220)]