72035640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{499}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 235170000

約数和(自身を除く): 163134360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 401, 499, 802, 998, 1203, 1497, 1604, 1996, 2005, 2406, 2495, 2994, 3208, 3609, 3992, 4010, 4491, 4812, 4990, 5988, 6015, 7218, 7485, 8020, 8982, 9624, 9980, 11976, 12030, 14436, 14970, 16040, 17964, 18045, 19960, 22455, 24060, 28872, 29940, 35928, 36090, 44910, 48120, 59880, 72180, 89820, 144360, 179640, 200099, 400198, 600297, 800396, 1000495, 1200594, 1600792, 1800891, 2000990, 2401188, 3001485, 3601782, 4001980, 4802376, 6002970, 7203564, 8003960, 9004455, 12005940, 14407128, 18008910, 24011880, 36017820, 72035640]

約数ペア:

[(1, 72035640), (2, 36017820), (3, 24011880), (4, 18008910), (5, 14407128), (6, 12005940), (8, 9004455), (9, 8003960), (10, 7203564), (12, 6002970), (15, 4802376), (18, 4001980), (20, 3601782), (24, 3001485), (30, 2401188), (36, 2000990), (40, 1800891), (45, 1600792), (60, 1200594), (72, 1000495), (90, 800396), (120, 600297), (180, 400198), (360, 200099), (401, 179640), (499, 144360), (802, 89820), (998, 72180), (1203, 59880), (1497, 48120), (1604, 44910), (1996, 36090), (2005, 35928), (2406, 29940), (2495, 28872), (2994, 24060), (3208, 22455), (3609, 19960), (3992, 18045), (4010, 17964), (4491, 16040), (4812, 14970), (4990, 14436), (5988, 12030), (6015, 11976), (7218, 9980), (7485, 9624), (8020, 8982)]