212435160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{252899}}^1$

素因数の和:252920

約数の個数: 64

約数和(自身を含む): 728352000

約数和(自身を除く): 515916840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 252899, 505798, 758697, 1011596, 1264495, 1517394, 1770293, 2023192, 2528990, 3034788, 3540586, 3793485, 5057980, 5310879, 6069576, 7081172, 7586970, 8851465, 10115960, 10621758, 14162344, 15173940, 17702930, 21243516, 26554395, 30347880, 35405860, 42487032, 53108790, 70811720, 106217580, 212435160]

約数ペア:

[(1, 212435160), (2, 106217580), (3, 70811720), (4, 53108790), (5, 42487032), (6, 35405860), (7, 30347880), (8, 26554395), (10, 21243516), (12, 17702930), (14, 15173940), (15, 14162344), (20, 10621758), (21, 10115960), (24, 8851465), (28, 7586970), (30, 7081172), (35, 6069576), (40, 5310879), (42, 5057980), (56, 3793485), (60, 3540586), (70, 3034788), (84, 2528990), (105, 2023192), (120, 1770293), (140, 1517394), (168, 1264495), (210, 1011596), (280, 758697), (420, 505798), (840, 252899)]