87466960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 120

約数和(自身を含む): 241598376

約数和(自身を除く): 154131416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 196, 212, 245, 265, 280, 371, 392, 421, 424, 490, 530, 560, 742, 784, 842, 848, 980, 1060, 1484, 1684, 1855, 1960, 2105, 2120, 2597, 2947, 2968, 3368, 3710, 3920, 4210, 4240, 5194, 5894, 5936, 6736, 7420, 8420, 10388, 11788, 12985, 14735, 14840, 16840, 20629, 20776, 22313, 23576, 25970, 29470, 29680, 33680, 41258, 41552, 44626, 47152, 51940, 58940, 82516, 89252, 103145, 103880, 111565, 117880, 156191, 165032, 178504, 206290, 207760, 223130, 235760, 312382, 330064, 357008, 412580, 446260, 624764, 780955, 825160, 892520, 1093337, 1249528, 1561910, 1650320, 1785040, 2186674, 2499056, 3123820, 4373348, 5466685, 6247640, 8746696, 10933370, 12495280, 17493392, 21866740, 43733480, 87466960]

約数ペア:

[(1, 87466960), (2, 43733480), (4, 21866740), (5, 17493392), (7, 12495280), (8, 10933370), (10, 8746696), (14, 6247640), (16, 5466685), (20, 4373348), (28, 3123820), (35, 2499056), (40, 2186674), (49, 1785040), (53, 1650320), (56, 1561910), (70, 1249528), (80, 1093337), (98, 892520), (106, 825160), (112, 780955), (140, 624764), (196, 446260), (212, 412580), (245, 357008), (265, 330064), (280, 312382), (371, 235760), (392, 223130), (421, 207760), (424, 206290), (490, 178504), (530, 165032), (560, 156191), (742, 117880), (784, 111565), (842, 103880), (848, 103145), (980, 89252), (1060, 82516), (1484, 58940), (1684, 51940), (1855, 47152), (1960, 44626), (2105, 41552), (2120, 41258), (2597, 33680), (2947, 29680), (2968, 29470), (3368, 25970), (3710, 23576), (3920, 22313), (4210, 20776), (4240, 20629), (5194, 16840), (5894, 14840), (5936, 14735), (6736, 12985), (7420, 11788), (8420, 10388)]