21300960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 67737600

約数和(自身を除く): 46436640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 199, 223, 240, 398, 446, 480, 597, 669, 796, 892, 995, 1115, 1194, 1338, 1592, 1784, 1990, 2230, 2388, 2676, 2985, 3184, 3345, 3568, 3980, 4460, 4776, 5352, 5970, 6368, 6690, 7136, 7960, 8920, 9552, 10704, 11940, 13380, 15920, 17840, 19104, 21408, 23880, 26760, 31840, 35680, 44377, 47760, 53520, 88754, 95520, 107040, 133131, 177508, 221885, 266262, 355016, 443770, 532524, 665655, 710032, 887540, 1065048, 1331310, 1420064, 1775080, 2130096, 2662620, 3550160, 4260192, 5325240, 7100320, 10650480, 21300960]

約数ペア:

[(1, 21300960), (2, 10650480), (3, 7100320), (4, 5325240), (5, 4260192), (6, 3550160), (8, 2662620), (10, 2130096), (12, 1775080), (15, 1420064), (16, 1331310), (20, 1065048), (24, 887540), (30, 710032), (32, 665655), (40, 532524), (48, 443770), (60, 355016), (80, 266262), (96, 221885), (120, 177508), (160, 133131), (199, 107040), (223, 95520), (240, 88754), (398, 53520), (446, 47760), (480, 44377), (597, 35680), (669, 31840), (796, 26760), (892, 23880), (995, 21408), (1115, 19104), (1194, 17840), (1338, 15920), (1592, 13380), (1784, 11940), (1990, 10704), (2230, 9552), (2388, 8920), (2676, 7960), (2985, 7136), (3184, 6690), (3345, 6368), (3568, 5970), (3980, 5352), (4460, 4776)]