30955120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 82994688

約数和(自身を除く): 52039568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 331, 334, 560, 662, 668, 835, 1169, 1324, 1336, 1655, 1670, 2317, 2338, 2648, 2672, 3310, 3340, 4634, 4676, 5296, 5845, 6620, 6680, 9268, 9352, 11585, 11690, 13240, 13360, 18536, 18704, 23170, 23380, 26480, 37072, 46340, 46760, 55277, 92680, 93520, 110554, 185360, 221108, 276385, 386939, 442216, 552770, 773878, 884432, 1105540, 1547756, 1934695, 2211080, 3095512, 3869390, 4422160, 6191024, 7738780, 15477560, 30955120]

約数ペア:

[(1, 30955120), (2, 15477560), (4, 7738780), (5, 6191024), (7, 4422160), (8, 3869390), (10, 3095512), (14, 2211080), (16, 1934695), (20, 1547756), (28, 1105540), (35, 884432), (40, 773878), (56, 552770), (70, 442216), (80, 386939), (112, 276385), (140, 221108), (167, 185360), (280, 110554), (331, 93520), (334, 92680), (560, 55277), (662, 46760), (668, 46340), (835, 37072), (1169, 26480), (1324, 23380), (1336, 23170), (1655, 18704), (1670, 18536), (2317, 13360), (2338, 13240), (2648, 11690), (2672, 11585), (3310, 9352), (3340, 9268), (4634, 6680), (4676, 6620), (5296, 5845)]