42870840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18803}}^1$

素因数の和:18836

約数の個数: 64

約数和(自身を含む): 135388800

約数和(自身を除く): 92517960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 18803, 37606, 56409, 75212, 94015, 112818, 150424, 188030, 225636, 282045, 357257, 376060, 451272, 564090, 714514, 752120, 1071771, 1128180, 1429028, 1786285, 2143542, 2256360, 2858056, 3572570, 4287084, 5358855, 7145140, 8574168, 10717710, 14290280, 21435420, 42870840]

約数ペア:

[(1, 42870840), (2, 21435420), (3, 14290280), (4, 10717710), (5, 8574168), (6, 7145140), (8, 5358855), (10, 4287084), (12, 3572570), (15, 2858056), (19, 2256360), (20, 2143542), (24, 1786285), (30, 1429028), (38, 1128180), (40, 1071771), (57, 752120), (60, 714514), (76, 564090), (95, 451272), (114, 376060), (120, 357257), (152, 282045), (190, 225636), (228, 188030), (285, 150424), (380, 112818), (456, 94015), (570, 75212), (760, 56409), (1140, 37606), (2280, 18803)]