858755800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 2411274240

約数和(自身を除く): 1552518440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 47, 50, 56, 62, 70, 94, 100, 124, 140, 155, 175, 188, 200, 217, 235, 248, 280, 310, 329, 350, 376, 421, 434, 470, 620, 658, 700, 775, 842, 868, 940, 1085, 1175, 1240, 1316, 1400, 1457, 1550, 1645, 1684, 1736, 1880, 2105, 2170, 2350, 2632, 2914, 2947, 3100, 3290, 3368, 4210, 4340, 4700, 5425, 5828, 5894, 6200, 6580, 7285, 8225, 8420, 8680, 9400, 10199, 10525, 10850, 11656, 11788, 13051, 13160, 14570, 14735, 16450, 16840, 19787, 20398, 21050, 21700, 23576, 26102, 29140, 29470, 32900, 36425, 39574, 40796, 42100, 43400, 50995, 52204, 58280, 58940, 65255, 65800, 72850, 73675, 79148, 81592, 84200, 91357, 98935, 101990, 104408, 117880, 130510, 138509, 145700, 147350, 158296, 182714, 197870, 203980, 254975, 261020, 277018, 291400, 294700, 326275, 365428, 395740, 407960, 456785, 494675, 509950, 522040, 554036, 589400, 613397, 652550, 692545, 730856, 791480, 913570, 989350, 1019900, 1108072, 1226794, 1305100, 1385090, 1827140, 1978700, 2039800, 2283925, 2453588, 2610200, 2770180, 3066985, 3462725, 3654280, 3957400, 4293779, 4567850, 4907176, 5540360, 6133970, 6925450, 8587558, 9135700, 12267940, 13850900, 15334925, 17175116, 18271400, 21468895, 24535880, 27701800, 30669850, 34350232, 42937790, 61339700, 85875580, 107344475, 122679400, 171751160, 214688950, 429377900, 858755800]

約数ペア:

[(1, 858755800), (2, 429377900), (4, 214688950), (5, 171751160), (7, 122679400), (8, 107344475), (10, 85875580), (14, 61339700), (20, 42937790), (25, 34350232), (28, 30669850), (31, 27701800), (35, 24535880), (40, 21468895), (47, 18271400), (50, 17175116), (56, 15334925), (62, 13850900), (70, 12267940), (94, 9135700), (100, 8587558), (124, 6925450), (140, 6133970), (155, 5540360), (175, 4907176), (188, 4567850), (200, 4293779), (217, 3957400), (235, 3654280), (248, 3462725), (280, 3066985), (310, 2770180), (329, 2610200), (350, 2453588), (376, 2283925), (421, 2039800), (434, 1978700), (470, 1827140), (620, 1385090), (658, 1305100), (700, 1226794), (775, 1108072), (842, 1019900), (868, 989350), (940, 913570), (1085, 791480), (1175, 730856), (1240, 692545), (1316, 652550), (1400, 613397), (1457, 589400), (1550, 554036), (1645, 522040), (1684, 509950), (1736, 494675), (1880, 456785), (2105, 407960), (2170, 395740), (2350, 365428), (2632, 326275), (2914, 294700), (2947, 291400), (3100, 277018), (3290, 261020), (3368, 254975), (4210, 203980), (4340, 197870), (4700, 182714), (5425, 158296), (5828, 147350), (5894, 145700), (6200, 138509), (6580, 130510), (7285, 117880), (8225, 104408), (8420, 101990), (8680, 98935), (9400, 91357), (10199, 84200), (10525, 81592), (10850, 79148), (11656, 73675), (11788, 72850), (13051, 65800), (13160, 65255), (14570, 58940), (14735, 58280), (16450, 52204), (16840, 50995), (19787, 43400), (20398, 42100), (21050, 40796), (21700, 39574), (23576, 36425), (26102, 32900), (29140, 29470)]