321016680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1787}}^1$

素因数の和:2303

約数の個数: 96

約数和(自身を含む): 1045980000

約数和(自身を除く): 724963320

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, 499, 998, 1497, 1787, 1996, 2495, 2994, 3574, 3992, 4491, 4990, 5361, 5988, 7148, 7485, 8935, 8982, 9980, 10722, 11976, 14296, 14970, 16083, 17870, 17964, 19960, 21444, 22455, 26805, 29940, 32166, 35740, 35928, 42888, 44910, 53610, 59880, 64332, 71480, 80415, 89820, 107220, 128664, 160830, 179640, 214440, 321660, 643320, 891713, 1783426, 2675139, 3566852, 4458565, 5350278, 7133704, 8025417, 8917130, 10700556, 13375695, 16050834, 17834260, 21401112, 26751390, 32101668, 35668520, 40127085, 53502780, 64203336, 80254170, 107005560, 160508340, 321016680]

約数ペア:

[(1, 321016680), (2, 160508340), (3, 107005560), (4, 80254170), (5, 64203336), (6, 53502780), (8, 40127085), (9, 35668520), (10, 32101668), (12, 26751390), (15, 21401112), (18, 17834260), (20, 16050834), (24, 13375695), (30, 10700556), (36, 8917130), (40, 8025417), (45, 7133704), (60, 5350278), (72, 4458565), (90, 3566852), (120, 2675139), (180, 1783426), (360, 891713), (499, 643320), (998, 321660), (1497, 214440), (1787, 179640), (1996, 160830), (2495, 128664), (2994, 107220), (3574, 89820), (3992, 80415), (4491, 71480), (4990, 64332), (5361, 59880), (5988, 53610), (7148, 44910), (7485, 42888), (8935, 35928), (8982, 35740), (9980, 32166), (10722, 29940), (11976, 26805), (14296, 22455), (14970, 21444), (16083, 19960), (17870, 17964)]