309400740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1$

素因数の和:842

約数の個数: 144

約数和(自身を含む): 1029188160

約数和(自身を除く): 719787420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 307, 330, 396, 495, 509, 614, 660, 921, 990, 1018, 1228, 1527, 1535, 1842, 1980, 2036, 2545, 2763, 3054, 3070, 3377, 3684, 4581, 4605, 5090, 5526, 5599, 6108, 6140, 6754, 7635, 9162, 9210, 10131, 10180, 11052, 11198, 13508, 13815, 15270, 16797, 16885, 18324, 18420, 20262, 22396, 22905, 27630, 27995, 30393, 30540, 33594, 33770, 40524, 45810, 50391, 50655, 55260, 55990, 60786, 67188, 67540, 83985, 91620, 100782, 101310, 111980, 121572, 151965, 156263, 167970, 201564, 202620, 251955, 303930, 312526, 335940, 468789, 503910, 607860, 625052, 781315, 937578, 1007820, 1406367, 1562630, 1718893, 1875156, 2343945, 2812734, 3125260, 3437786, 4687890, 5156679, 5625468, 6875572, 7031835, 8594465, 9375780, 10313358, 14063670, 15470037, 17188930, 20626716, 25783395, 28127340, 30940074, 34377860, 51566790, 61880148, 77350185, 103133580, 154700370, 309400740]

約数ペア:

[(1, 309400740), (2, 154700370), (3, 103133580), (4, 77350185), (5, 61880148), (6, 51566790), (9, 34377860), (10, 30940074), (11, 28127340), (12, 25783395), (15, 20626716), (18, 17188930), (20, 15470037), (22, 14063670), (30, 10313358), (33, 9375780), (36, 8594465), (44, 7031835), (45, 6875572), (55, 5625468), (60, 5156679), (66, 4687890), (90, 3437786), (99, 3125260), (110, 2812734), (132, 2343945), (165, 1875156), (180, 1718893), (198, 1562630), (220, 1406367), (307, 1007820), (330, 937578), (396, 781315), (495, 625052), (509, 607860), (614, 503910), (660, 468789), (921, 335940), (990, 312526), (1018, 303930), (1228, 251955), (1527, 202620), (1535, 201564), (1842, 167970), (1980, 156263), (2036, 151965), (2545, 121572), (2763, 111980), (3054, 101310), (3070, 100782), (3377, 91620), (3684, 83985), (4581, 67540), (4605, 67188), (5090, 60786), (5526, 55990), (5599, 55260), (6108, 50655), (6140, 50391), (6754, 45810), (7635, 40524), (9162, 33770), (9210, 33594), (10131, 30540), (10180, 30393), (11052, 27995), (11198, 27630), (13508, 22905), (13815, 22396), (15270, 20262), (16797, 18420), (16885, 18324)]