71032920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:945

約数の個数: 128

約数和(自身を含む): 246205440

約数和(自身を除く): 175172520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 412, 420, 515, 618, 721, 821, 824, 840, 1030, 1236, 1442, 1545, 1642, 2060, 2163, 2463, 2472, 2884, 3090, 3284, 3605, 4105, 4120, 4326, 4926, 5747, 5768, 6180, 6568, 7210, 8210, 8652, 9852, 10815, 11494, 12315, 12360, 14420, 16420, 17241, 17304, 19704, 21630, 22988, 24630, 28735, 28840, 32840, 34482, 43260, 45976, 49260, 57470, 68964, 84563, 86205, 86520, 98520, 114940, 137928, 169126, 172410, 229880, 253689, 338252, 344820, 422815, 507378, 591941, 676504, 689640, 845630, 1014756, 1183882, 1268445, 1691260, 1775823, 2029512, 2367764, 2536890, 2959705, 3382520, 3551646, 4735528, 5073780, 5919410, 7103292, 8879115, 10147560, 11838820, 14206584, 17758230, 23677640, 35516460, 71032920]

約数ペア:

[(1, 71032920), (2, 35516460), (3, 23677640), (4, 17758230), (5, 14206584), (6, 11838820), (7, 10147560), (8, 8879115), (10, 7103292), (12, 5919410), (14, 5073780), (15, 4735528), (20, 3551646), (21, 3382520), (24, 2959705), (28, 2536890), (30, 2367764), (35, 2029512), (40, 1775823), (42, 1691260), (56, 1268445), (60, 1183882), (70, 1014756), (84, 845630), (103, 689640), (105, 676504), (120, 591941), (140, 507378), (168, 422815), (206, 344820), (210, 338252), (280, 253689), (309, 229880), (412, 172410), (420, 169126), (515, 137928), (618, 114940), (721, 98520), (821, 86520), (824, 86205), (840, 84563), (1030, 68964), (1236, 57470), (1442, 49260), (1545, 45976), (1642, 43260), (2060, 34482), (2163, 32840), (2463, 28840), (2472, 28735), (2884, 24630), (3090, 22988), (3284, 21630), (3605, 19704), (4105, 17304), (4120, 17241), (4326, 16420), (4926, 14420), (5747, 12360), (5768, 12315), (6180, 11494), (6568, 10815), (7210, 9852), (8210, 8652)]