990730.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3259

約数の個数: 128

約数和(自身を含む): 167028480

約数和(自身を除く): 121032600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3221, 3570, 4760, 6442, 7140, 9663, 12884, 14280, 16105, 19326, 22547, 25768, 32210, 38652, 45094, 48315, 54757, 64420, 67641, 77304, 90188, 96630, 109514, 112735, 128840, 135282, 164271, 180376, 193260, 219028, 225470, 270564, 273785, 328542, 338205, 383299, 386520, 438056, 450940, 541128, 547570, 657084, 676410, 766598, 821355, 901880, 1095140, 1149897, 1314168, 1352820, 1533196, 1642710, 1916495, 2190280, 2299794, 2705640, 3066392, 3285420, 3832990, 4599588, 5749485, 6570840, 7665980, 9199176, 11498970, 15331960, 22997940, 45995880]

約数ペア:

[(1, 45995880), (2, 22997940), (3, 15331960), (4, 11498970), (5, 9199176), (6, 7665980), (7, 6570840), (8, 5749485), (10, 4599588), (12, 3832990), (14, 3285420), (15, 3066392), (17, 2705640), (20, 2299794), (21, 2190280), (24, 1916495), (28, 1642710), (30, 1533196), (34, 1352820), (35, 1314168), (40, 1149897), (42, 1095140), (51, 901880), (56, 821355), (60, 766598), (68, 676410), (70, 657084), (84, 547570), (85, 541128), (102, 450940), (105, 438056), (119, 386520), (120, 383299), (136, 338205), (140, 328542), (168, 273785), (170, 270564), (204, 225470), (210, 219028), (238, 193260), (255, 180376), (280, 164271), (340, 135282), (357, 128840), (408, 112735), (420, 109514), (476, 96630), (510, 90188), (595, 77304), (680, 67641), (714, 64420), (840, 54757), (952, 48315), (1020, 45094), (1190, 38652), (1428, 32210), (1785, 25768), (2040, 22547), (2380, 19326), (2856, 16105), (3221, 14280), (3570, 12884), (4760, 9663), (6442, 7140)]