87185640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 282009600

約数和(自身を除く): 194823960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1019, 1240, 1380, 1426, 1860, 2038, 2139, 2760, 2852, 3057, 3565, 3720, 4076, 4278, 5095, 5704, 6114, 7130, 8152, 8556, 10190, 10695, 12228, 14260, 15285, 17112, 20380, 21390, 23437, 24456, 28520, 30570, 31589, 40760, 42780, 46874, 61140, 63178, 70311, 85560, 93748, 94767, 117185, 122280, 126356, 140622, 157945, 187496, 189534, 234370, 252712, 281244, 315890, 351555, 379068, 468740, 473835, 562488, 631780, 703110, 726547, 758136, 937480, 947670, 1263560, 1406220, 1453094, 1895340, 2179641, 2812440, 2906188, 3632735, 3790680, 4359282, 5812376, 7265470, 8718564, 10898205, 14530940, 17437128, 21796410, 29061880, 43592820, 87185640]

約数ペア:

[(1, 87185640), (2, 43592820), (3, 29061880), (4, 21796410), (5, 17437128), (6, 14530940), (8, 10898205), (10, 8718564), (12, 7265470), (15, 5812376), (20, 4359282), (23, 3790680), (24, 3632735), (30, 2906188), (31, 2812440), (40, 2179641), (46, 1895340), (60, 1453094), (62, 1406220), (69, 1263560), (92, 947670), (93, 937480), (115, 758136), (120, 726547), (124, 703110), (138, 631780), (155, 562488), (184, 473835), (186, 468740), (230, 379068), (248, 351555), (276, 315890), (310, 281244), (345, 252712), (372, 234370), (460, 189534), (465, 187496), (552, 157945), (620, 140622), (690, 126356), (713, 122280), (744, 117185), (920, 94767), (930, 93748), (1019, 85560), (1240, 70311), (1380, 63178), (1426, 61140), (1860, 46874), (2038, 42780), (2139, 40760), (2760, 31589), (2852, 30570), (3057, 28520), (3565, 24456), (3720, 23437), (4076, 21390), (4278, 20380), (5095, 17112), (5704, 15285), (6114, 14260), (7130, 12228), (8152, 10695), (8556, 10190)]