18268354680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{721499}}^1$

素因数の和:721724

約数の個数: 64

約数和(自身を含む): 55064880000

約数和(自身を除く): 36796525320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 12660, 25320, 721499, 1442998, 2164497, 2885996, 3607495, 4328994, 5771992, 7214990, 8657988, 10822485, 14429980, 17315976, 21644970, 28859960, 43289940, 86579880, 152236289, 304472578, 456708867, 608945156, 761181445, 913417734, 1217890312, 1522362890, 1826835468, 2283544335, 3044725780, 3653670936, 4567088670, 6089451560, 9134177340, 18268354680]

約数ペア:

[(1, 18268354680), (2, 9134177340), (3, 6089451560), (4, 4567088670), (5, 3653670936), (6, 3044725780), (8, 2283544335), (10, 1826835468), (12, 1522362890), (15, 1217890312), (20, 913417734), (24, 761181445), (30, 608945156), (40, 456708867), (60, 304472578), (120, 152236289), (211, 86579880), (422, 43289940), (633, 28859960), (844, 21644970), (1055, 17315976), (1266, 14429980), (1688, 10822485), (2110, 8657988), (2532, 7214990), (3165, 5771992), (4220, 4328994), (5064, 3607495), (6330, 2885996), (8440, 2164497), (12660, 1442998), (25320, 721499)]