176121180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13781}}^1$

素因数の和:13867

約数の個数: 72

約数和(自身を含む): 541797984

約数和(自身を除く): 365676804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13781, 27562, 41343, 55124, 68905, 82686, 124029, 137810, 165372, 206715, 248058, 275620, 413430, 496116, 620145, 826860, 978451, 1240290, 1956902, 2480580, 2935353, 3913804, 4892255, 5870706, 8806059, 9784510, 11741412, 14676765, 17612118, 19569020, 29353530, 35224236, 44030295, 58707060, 88060590, 176121180]

約数ペア:

[(1, 176121180), (2, 88060590), (3, 58707060), (4, 44030295), (5, 35224236), (6, 29353530), (9, 19569020), (10, 17612118), (12, 14676765), (15, 11741412), (18, 9784510), (20, 8806059), (30, 5870706), (36, 4892255), (45, 3913804), (60, 2935353), (71, 2480580), (90, 1956902), (142, 1240290), (180, 978451), (213, 826860), (284, 620145), (355, 496116), (426, 413430), (639, 275620), (710, 248058), (852, 206715), (1065, 165372), (1278, 137810), (1420, 124029), (2130, 82686), (2556, 68905), (3195, 55124), (4260, 41343), (6390, 27562), (12780, 13781)]