74696080

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 179988480

約数和(自身を除く): 105292400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 79, 80, 106, 158, 212, 223, 265, 316, 395, 424, 446, 530, 632, 790, 848, 892, 1060, 1115, 1264, 1580, 1784, 2120, 2230, 3160, 3568, 4187, 4240, 4460, 6320, 8374, 8920, 11819, 16748, 17617, 17840, 20935, 23638, 33496, 35234, 41870, 47276, 59095, 66992, 70468, 83740, 88085, 94552, 118190, 140936, 167480, 176170, 189104, 236380, 281872, 334960, 352340, 472760, 704680, 933701, 945520, 1409360, 1867402, 3734804, 4668505, 7469608, 9337010, 14939216, 18674020, 37348040, 74696080]

約数ペア:

[(1, 74696080), (2, 37348040), (4, 18674020), (5, 14939216), (8, 9337010), (10, 7469608), (16, 4668505), (20, 3734804), (40, 1867402), (53, 1409360), (79, 945520), (80, 933701), (106, 704680), (158, 472760), (212, 352340), (223, 334960), (265, 281872), (316, 236380), (395, 189104), (424, 176170), (446, 167480), (530, 140936), (632, 118190), (790, 94552), (848, 88085), (892, 83740), (1060, 70468), (1115, 66992), (1264, 59095), (1580, 47276), (1784, 41870), (2120, 35234), (2230, 33496), (3160, 23638), (3568, 20935), (4187, 17840), (4240, 17617), (4460, 16748), (6320, 11819), (8374, 8920)]