291639120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2659}}^1$

素因数の和:3132

約数の個数: 80

約数和(自身を含む): 906400320

約数和(自身を除く): 614761200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 914, 1371, 1828, 2285, 2659, 2742, 3656, 4570, 5318, 5484, 6855, 7312, 7977, 9140, 10636, 10968, 13295, 13710, 15954, 18280, 21272, 21936, 26590, 27420, 31908, 36560, 39885, 42544, 53180, 54840, 63816, 79770, 106360, 109680, 127632, 159540, 212720, 319080, 638160, 1215163, 2430326, 3645489, 4860652, 6075815, 7290978, 9721304, 12151630, 14581956, 18227445, 19442608, 24303260, 29163912, 36454890, 48606520, 58327824, 72909780, 97213040, 145819560, 291639120]

約数ペア:

[(1, 291639120), (2, 145819560), (3, 97213040), (4, 72909780), (5, 58327824), (6, 48606520), (8, 36454890), (10, 29163912), (12, 24303260), (15, 19442608), (16, 18227445), (20, 14581956), (24, 12151630), (30, 9721304), (40, 7290978), (48, 6075815), (60, 4860652), (80, 3645489), (120, 2430326), (240, 1215163), (457, 638160), (914, 319080), (1371, 212720), (1828, 159540), (2285, 127632), (2659, 109680), (2742, 106360), (3656, 79770), (4570, 63816), (5318, 54840), (5484, 53180), (6855, 42544), (7312, 39885), (7977, 36560), (9140, 31908), (10636, 27420), (10968, 26590), (13295, 21936), (13710, 21272), (15954, 18280)]