1616778880

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1038

約数の個数: 128

約数和(自身を含む): 4120094160

約数和(自身を除く): 2503315280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 181, 272, 320, 340, 362, 544, 640, 680, 724, 821, 905, 1088, 1360, 1448, 1642, 1810, 2176, 2720, 2896, 3077, 3284, 3620, 4105, 5440, 5792, 6154, 6568, 7240, 8210, 10880, 11584, 12308, 13136, 13957, 14480, 15385, 16420, 23168, 24616, 26272, 27914, 28960, 30770, 32840, 49232, 52544, 55828, 57920, 61540, 65680, 69785, 98464, 105088, 111656, 115840, 123080, 131360, 139570, 148601, 196928, 223312, 246160, 262720, 279140, 297202, 393856, 446624, 492320, 525440, 558280, 594404, 743005, 893248, 984640, 1116560, 1188808, 1486010, 1786496, 1969280, 2233120, 2377616, 2526217, 2972020, 4466240, 4755232, 5052434, 5944040, 8932480, 9510464, 10104868, 11888080, 12631085, 19020928, 20209736, 23776160, 25262170, 40419472, 47552320, 50524340, 80838944, 95104640, 101048680, 161677888, 202097360, 323355776, 404194720, 808389440, 1616778880]

約数ペア:

[(1, 1616778880), (2, 808389440), (4, 404194720), (5, 323355776), (8, 202097360), (10, 161677888), (16, 101048680), (17, 95104640), (20, 80838944), (32, 50524340), (34, 47552320), (40, 40419472), (64, 25262170), (68, 23776160), (80, 20209736), (85, 19020928), (128, 12631085), (136, 11888080), (160, 10104868), (170, 9510464), (181, 8932480), (272, 5944040), (320, 5052434), (340, 4755232), (362, 4466240), (544, 2972020), (640, 2526217), (680, 2377616), (724, 2233120), (821, 1969280), (905, 1786496), (1088, 1486010), (1360, 1188808), (1448, 1116560), (1642, 984640), (1810, 893248), (2176, 743005), (2720, 594404), (2896, 558280), (3077, 525440), (3284, 492320), (3620, 446624), (4105, 393856), (5440, 297202), (5792, 279140), (6154, 262720), (6568, 246160), (7240, 223312), (8210, 196928), (10880, 148601), (11584, 139570), (12308, 131360), (13136, 123080), (13957, 115840), (14480, 111656), (15385, 105088), (16420, 98464), (23168, 69785), (24616, 65680), (26272, 61540), (27914, 57920), (28960, 55828), (30770, 52544), (32840, 49232)]