478239720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6397}}^1$

素因数の和:6507

約数の個数: 128

約数和(自身を含む): 1658361600

約数和(自身を除く): 1180121880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5340, 6230, 6397, 7476, 9345, 10680, 12460, 12794, 14952, 18690, 19191, 24920, 25588, 31985, 37380, 38382, 44779, 51176, 63970, 74760, 76764, 89558, 95955, 127940, 134337, 153528, 179116, 191910, 223895, 255880, 268674, 358232, 383820, 447790, 537348, 569333, 671685, 767640, 895580, 1074696, 1138666, 1343370, 1707999, 1791160, 2277332, 2686740, 2846665, 3415998, 3985331, 4554664, 5373480, 5693330, 6831996, 7970662, 8539995, 11386660, 11955993, 13663992, 15941324, 17079990, 19926655, 22773320, 23911986, 31882648, 34159980, 39853310, 47823972, 59779965, 68319960, 79706620, 95647944, 119559930, 159413240, 239119860, 478239720]

約数ペア:

[(1, 478239720), (2, 239119860), (3, 159413240), (4, 119559930), (5, 95647944), (6, 79706620), (7, 68319960), (8, 59779965), (10, 47823972), (12, 39853310), (14, 34159980), (15, 31882648), (20, 23911986), (21, 22773320), (24, 19926655), (28, 17079990), (30, 15941324), (35, 13663992), (40, 11955993), (42, 11386660), (56, 8539995), (60, 7970662), (70, 6831996), (84, 5693330), (89, 5373480), (105, 4554664), (120, 3985331), (140, 3415998), (168, 2846665), (178, 2686740), (210, 2277332), (267, 1791160), (280, 1707999), (356, 1343370), (420, 1138666), (445, 1074696), (534, 895580), (623, 767640), (712, 671685), (840, 569333), (890, 537348), (1068, 447790), (1246, 383820), (1335, 358232), (1780, 268674), (1869, 255880), (2136, 223895), (2492, 191910), (2670, 179116), (3115, 153528), (3560, 134337), (3738, 127940), (4984, 95955), (5340, 89558), (6230, 76764), (6397, 74760), (7476, 63970), (9345, 51176), (10680, 44779), (12460, 38382), (12794, 37380), (14952, 31985), (18690, 25588), (19191, 24920)]