121515420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3623}}^1$

素因数の和:3691

約数の個数: 96

約数和(自身を含む): 375040512

約数和(自身を除く): 253525092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 2236, 2580, 2795, 3354, 3623, 5590, 6708, 7246, 8385, 10869, 11180, 14492, 16770, 18115, 21738, 33540, 36230, 43476, 47099, 54345, 72460, 94198, 108690, 141297, 155789, 188396, 217380, 235495, 282594, 311578, 467367, 470990, 565188, 623156, 706485, 778945, 934734, 941980, 1412970, 1557890, 1869468, 2025257, 2336835, 2825940, 3115780, 4050514, 4673670, 6075771, 8101028, 9347340, 10126285, 12151542, 20252570, 24303084, 30378855, 40505140, 60757710, 121515420]

約数ペア:

[(1, 121515420), (2, 60757710), (3, 40505140), (4, 30378855), (5, 24303084), (6, 20252570), (10, 12151542), (12, 10126285), (13, 9347340), (15, 8101028), (20, 6075771), (26, 4673670), (30, 4050514), (39, 3115780), (43, 2825940), (52, 2336835), (60, 2025257), (65, 1869468), (78, 1557890), (86, 1412970), (129, 941980), (130, 934734), (156, 778945), (172, 706485), (195, 623156), (215, 565188), (258, 470990), (260, 467367), (390, 311578), (430, 282594), (516, 235495), (559, 217380), (645, 188396), (780, 155789), (860, 141297), (1118, 108690), (1290, 94198), (1677, 72460), (2236, 54345), (2580, 47099), (2795, 43476), (3354, 36230), (3623, 33540), (5590, 21738), (6708, 18115), (7246, 16770), (8385, 14492), (10869, 11180)]