42529140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{677}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 129565800

約数和(自身を除く): 87036660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 677, 698, 1047, 1354, 1396, 1745, 2031, 2094, 2708, 3141, 3385, 3490, 4062, 4188, 5235, 6093, 6282, 6770, 6980, 8124, 10155, 10470, 12186, 12564, 13540, 15705, 20310, 20940, 24372, 30465, 31410, 40620, 60930, 62820, 121860, 236273, 472546, 708819, 945092, 1181365, 1417638, 2126457, 2362730, 2835276, 3544095, 4252914, 4725460, 7088190, 8505828, 10632285, 14176380, 21264570, 42529140]

約数ペア:

[(1, 42529140), (2, 21264570), (3, 14176380), (4, 10632285), (5, 8505828), (6, 7088190), (9, 4725460), (10, 4252914), (12, 3544095), (15, 2835276), (18, 2362730), (20, 2126457), (30, 1417638), (36, 1181365), (45, 945092), (60, 708819), (90, 472546), (180, 236273), (349, 121860), (677, 62820), (698, 60930), (1047, 40620), (1354, 31410), (1396, 30465), (1745, 24372), (2031, 20940), (2094, 20310), (2708, 15705), (3141, 13540), (3385, 12564), (3490, 12186), (4062, 10470), (4188, 10155), (5235, 8124), (6093, 6980), (6282, 6770)]