30747720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2879}}^1$

素因数の和:2982

約数の個数: 64

約数和(自身を含む): 93312000

約数和(自身を除く): 62564280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 2879, 3560, 5340, 5758, 8637, 10680, 11516, 14395, 17274, 23032, 28790, 34548, 43185, 57580, 69096, 86370, 115160, 172740, 256231, 345480, 512462, 768693, 1024924, 1281155, 1537386, 2049848, 2562310, 3074772, 3843465, 5124620, 6149544, 7686930, 10249240, 15373860, 30747720]

約数ペア:

[(1, 30747720), (2, 15373860), (3, 10249240), (4, 7686930), (5, 6149544), (6, 5124620), (8, 3843465), (10, 3074772), (12, 2562310), (15, 2049848), (20, 1537386), (24, 1281155), (30, 1024924), (40, 768693), (60, 512462), (89, 345480), (120, 256231), (178, 172740), (267, 115160), (356, 86370), (445, 69096), (534, 57580), (712, 43185), (890, 34548), (1068, 28790), (1335, 23032), (1780, 17274), (2136, 14395), (2670, 11516), (2879, 10680), (3560, 8637), (5340, 5758)]