989800560

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{21821}}^1$

素因数の和:21853

約数の個数: 200

約数和(自身を含む): 3929007456

約数和(自身を除く): 2939206896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3780, 4536, 5040, 5670, 6480, 7560, 9072, 11340, 15120, 21821, 22680, 43642, 45360, 65463, 87284, 109105, 130926, 152747, 174568, 196389, 218210, 261852, 305494, 327315, 349136, 392778, 436420, 458241, 523704, 589167, 610988, 654630, 763735, 785556, 872840, 916482, 981945, 1047408, 1178334, 1221976, 1309260, 1374723, 1527470, 1571112, 1745680, 1767501, 1832964, 1963890, 2291205, 2356668, 2443952, 2618520, 2749446, 2945835, 3054940, 3142224, 3535002, 3665928, 3927780, 4124169, 4582410, 4713336, 5237040, 5498892, 5891670, 6109880, 6873615, 7070004, 7331856, 7855560, 8248338, 8837505, 9164820, 9426672, 10997784, 11783340, 12219760, 12372507, 13747230, 14140008, 15711120, 16496676, 17675010, 18329640, 20620845, 21995568, 23566680, 24745014, 27494460, 28280016, 32993352, 35350020, 36659280, 41241690, 47133360, 49490028, 54988920, 61862535, 65986704, 70700040, 82483380, 98980056, 109977840, 123725070, 141400080, 164966760, 197960112, 247450140, 329933520, 494900280, 989800560]

約数ペア:

[(1, 989800560), (2, 494900280), (3, 329933520), (4, 247450140), (5, 197960112), (6, 164966760), (7, 141400080), (8, 123725070), (9, 109977840), (10, 98980056), (12, 82483380), (14, 70700040), (15, 65986704), (16, 61862535), (18, 54988920), (20, 49490028), (21, 47133360), (24, 41241690), (27, 36659280), (28, 35350020), (30, 32993352), (35, 28280016), (36, 27494460), (40, 24745014), (42, 23566680), (45, 21995568), (48, 20620845), (54, 18329640), (56, 17675010), (60, 16496676), (63, 15711120), (70, 14140008), (72, 13747230), (80, 12372507), (81, 12219760), (84, 11783340), (90, 10997784), (105, 9426672), (108, 9164820), (112, 8837505), (120, 8248338), (126, 7855560), (135, 7331856), (140, 7070004), (144, 6873615), (162, 6109880), (168, 5891670), (180, 5498892), (189, 5237040), (210, 4713336), (216, 4582410), (240, 4124169), (252, 3927780), (270, 3665928), (280, 3535002), (315, 3142224), (324, 3054940), (336, 2945835), (360, 2749446), (378, 2618520), (405, 2443952), (420, 2356668), (432, 2291205), (504, 1963890), (540, 1832964), (560, 1767501), (567, 1745680), (630, 1571112), (648, 1527470), (720, 1374723), (756, 1309260), (810, 1221976), (840, 1178334), (945, 1047408), (1008, 981945), (1080, 916482), (1134, 872840), (1260, 785556), (1296, 763735), (1512, 654630), (1620, 610988), (1680, 589167), (1890, 523704), (2160, 458241), (2268, 436420), (2520, 392778), (2835, 349136), (3024, 327315), (3240, 305494), (3780, 261852), (4536, 218210), (5040, 196389), (5670, 174568), (6480, 152747), (7560, 130926), (9072, 109105), (11340, 87284), (15120, 65463), (21821, 45360), (22680, 43642)]