211169920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1493}}^1$

素因数の和:1542

約数の個数: 128

約数和(自身を含む): 576026640

約数和(自身を除く): 364856720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 640, 680, 832, 884, 1040, 1088, 1105, 1360, 1493, 1664, 1768, 2080, 2176, 2210, 2720, 2986, 3536, 4160, 4420, 5440, 5972, 7072, 7465, 8320, 8840, 10880, 11944, 14144, 14930, 17680, 19409, 23888, 25381, 28288, 29860, 35360, 38818, 47776, 50762, 59720, 70720, 77636, 95552, 97045, 101524, 119440, 126905, 141440, 155272, 191104, 194090, 203048, 238880, 253810, 310544, 329953, 388180, 406096, 477760, 507620, 621088, 659906, 776360, 812192, 955520, 1015240, 1242176, 1319812, 1552720, 1624384, 1649765, 2030480, 2484352, 2639624, 3105440, 3248768, 3299530, 4060960, 5279248, 6210880, 6599060, 8121920, 10558496, 12421760, 13198120, 16243840, 21116992, 26396240, 42233984, 52792480, 105584960, 211169920]

約数ペア:

[(1, 211169920), (2, 105584960), (4, 52792480), (5, 42233984), (8, 26396240), (10, 21116992), (13, 16243840), (16, 13198120), (17, 12421760), (20, 10558496), (26, 8121920), (32, 6599060), (34, 6210880), (40, 5279248), (52, 4060960), (64, 3299530), (65, 3248768), (68, 3105440), (80, 2639624), (85, 2484352), (104, 2030480), (128, 1649765), (130, 1624384), (136, 1552720), (160, 1319812), (170, 1242176), (208, 1015240), (221, 955520), (260, 812192), (272, 776360), (320, 659906), (340, 621088), (416, 507620), (442, 477760), (520, 406096), (544, 388180), (640, 329953), (680, 310544), (832, 253810), (884, 238880), (1040, 203048), (1088, 194090), (1105, 191104), (1360, 155272), (1493, 141440), (1664, 126905), (1768, 119440), (2080, 101524), (2176, 97045), (2210, 95552), (2720, 77636), (2986, 70720), (3536, 59720), (4160, 50762), (4420, 47776), (5440, 38818), (5972, 35360), (7072, 29860), (7465, 28288), (8320, 25381), (8840, 23888), (10880, 19409), (11944, 17680), (14144, 14930)]