8720580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 27151488

約数和(自身を除く): 18430908

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 73, 110, 132, 146, 165, 181, 219, 220, 292, 330, 362, 365, 438, 543, 660, 724, 730, 803, 876, 905, 1086, 1095, 1460, 1606, 1810, 1991, 2172, 2190, 2409, 2715, 3212, 3620, 3982, 4015, 4380, 4818, 5430, 5973, 7964, 8030, 9636, 9955, 10860, 11946, 12045, 13213, 16060, 19910, 23892, 24090, 26426, 29865, 39639, 39820, 48180, 52852, 59730, 66065, 79278, 119460, 132130, 145343, 158556, 198195, 264260, 290686, 396390, 436029, 581372, 726715, 792780, 872058, 1453430, 1744116, 2180145, 2906860, 4360290, 8720580]

約数ペア:

[(1, 8720580), (2, 4360290), (3, 2906860), (4, 2180145), (5, 1744116), (6, 1453430), (10, 872058), (11, 792780), (12, 726715), (15, 581372), (20, 436029), (22, 396390), (30, 290686), (33, 264260), (44, 198195), (55, 158556), (60, 145343), (66, 132130), (73, 119460), (110, 79278), (132, 66065), (146, 59730), (165, 52852), (181, 48180), (219, 39820), (220, 39639), (292, 29865), (330, 26426), (362, 24090), (365, 23892), (438, 19910), (543, 16060), (660, 13213), (724, 12045), (730, 11946), (803, 10860), (876, 9955), (905, 9636), (1086, 8030), (1095, 7964), (1460, 5973), (1606, 5430), (1810, 4818), (1991, 4380), (2172, 4015), (2190, 3982), (2409, 3620), (2715, 3212)]