30988080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 105076608

約数和(自身を除く): 74088528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 193, 223, 240, 360, 386, 446, 579, 669, 720, 772, 892, 965, 1115, 1158, 1338, 1544, 1737, 1784, 1930, 2007, 2230, 2316, 2676, 2895, 3088, 3345, 3474, 3568, 3860, 4014, 4460, 4632, 5352, 5790, 6690, 6948, 7720, 8028, 8685, 8920, 9264, 10035, 10704, 11580, 13380, 13896, 15440, 16056, 17370, 17840, 20070, 23160, 26760, 27792, 32112, 34740, 40140, 43039, 46320, 53520, 69480, 80280, 86078, 129117, 138960, 160560, 172156, 215195, 258234, 344312, 387351, 430390, 516468, 645585, 688624, 774702, 860780, 1032936, 1291170, 1549404, 1721560, 1936755, 2065872, 2582340, 3098808, 3443120, 3873510, 5164680, 6197616, 7747020, 10329360, 15494040, 30988080]

約数ペア:

[(1, 30988080), (2, 15494040), (3, 10329360), (4, 7747020), (5, 6197616), (6, 5164680), (8, 3873510), (9, 3443120), (10, 3098808), (12, 2582340), (15, 2065872), (16, 1936755), (18, 1721560), (20, 1549404), (24, 1291170), (30, 1032936), (36, 860780), (40, 774702), (45, 688624), (48, 645585), (60, 516468), (72, 430390), (80, 387351), (90, 344312), (120, 258234), (144, 215195), (180, 172156), (193, 160560), (223, 138960), (240, 129117), (360, 86078), (386, 80280), (446, 69480), (579, 53520), (669, 46320), (720, 43039), (772, 40140), (892, 34740), (965, 32112), (1115, 27792), (1158, 26760), (1338, 23160), (1544, 20070), (1737, 17840), (1784, 17370), (1930, 16056), (2007, 15440), (2230, 13896), (2316, 13380), (2676, 11580), (2895, 10704), (3088, 10035), (3345, 9264), (3474, 8920), (3568, 8685), (3860, 8028), (4014, 7720), (4460, 6948), (4632, 6690), (5352, 5790)]