30606680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 75297600

約数和(自身を除く): 44690920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 829, 923, 1420, 1658, 1846, 2840, 3316, 3692, 4145, 4615, 6632, 7384, 8290, 9230, 10777, 16580, 18460, 21554, 33160, 36920, 43108, 53885, 58859, 86216, 107770, 117718, 215540, 235436, 294295, 431080, 470872, 588590, 765167, 1177180, 1530334, 2354360, 3060668, 3825835, 6121336, 7651670, 15303340, 30606680]

約数ペア:

[(1, 30606680), (2, 15303340), (4, 7651670), (5, 6121336), (8, 3825835), (10, 3060668), (13, 2354360), (20, 1530334), (26, 1177180), (40, 765167), (52, 588590), (65, 470872), (71, 431080), (104, 294295), (130, 235436), (142, 215540), (260, 117718), (284, 107770), (355, 86216), (520, 58859), (568, 53885), (710, 43108), (829, 36920), (923, 33160), (1420, 21554), (1658, 18460), (1846, 16580), (2840, 10777), (3316, 9230), (3692, 8290), (4145, 7384), (4615, 6632)]