249932640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:425

約数の個数: 192

約数和(自身を含む): 844240320

約数和(自身を除く): 594307680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 109, 120, 136, 160, 170, 204, 218, 240, 255, 272, 281, 327, 340, 408, 436, 480, 510, 544, 545, 562, 654, 680, 816, 843, 872, 1020, 1090, 1124, 1308, 1360, 1405, 1632, 1635, 1686, 1744, 1853, 2040, 2180, 2248, 2616, 2720, 2810, 3270, 3372, 3488, 3706, 4080, 4215, 4360, 4496, 4777, 5232, 5559, 5620, 6540, 6744, 7412, 8160, 8430, 8720, 8992, 9265, 9554, 10464, 11118, 11240, 13080, 13488, 14331, 14824, 16860, 17440, 18530, 19108, 22236, 22480, 23885, 26160, 26976, 27795, 28662, 29648, 30629, 33720, 37060, 38216, 44472, 44960, 47770, 52320, 55590, 57324, 59296, 61258, 67440, 71655, 74120, 76432, 88944, 91887, 95540, 111180, 114648, 122516, 134880, 143310, 148240, 152864, 153145, 177888, 183774, 191080, 222360, 229296, 245032, 286620, 296480, 306290, 367548, 382160, 444720, 458592, 459435, 490064, 520693, 573240, 612580, 735096, 764320, 889440, 918870, 980128, 1041386, 1146480, 1225160, 1470192, 1562079, 1837740, 2082772, 2292960, 2450320, 2603465, 2940384, 3124158, 3675480, 4165544, 4900640, 5206930, 6248316, 7350960, 7810395, 8331088, 10413860, 12496632, 14701920, 15620790, 16662176, 20827720, 24993264, 31241580, 41655440, 49986528, 62483160, 83310880, 124966320, 249932640]

約数ペア:

[(1, 249932640), (2, 124966320), (3, 83310880), (4, 62483160), (5, 49986528), (6, 41655440), (8, 31241580), (10, 24993264), (12, 20827720), (15, 16662176), (16, 15620790), (17, 14701920), (20, 12496632), (24, 10413860), (30, 8331088), (32, 7810395), (34, 7350960), (40, 6248316), (48, 5206930), (51, 4900640), (60, 4165544), (68, 3675480), (80, 3124158), (85, 2940384), (96, 2603465), (102, 2450320), (109, 2292960), (120, 2082772), (136, 1837740), (160, 1562079), (170, 1470192), (204, 1225160), (218, 1146480), (240, 1041386), (255, 980128), (272, 918870), (281, 889440), (327, 764320), (340, 735096), (408, 612580), (436, 573240), (480, 520693), (510, 490064), (544, 459435), (545, 458592), (562, 444720), (654, 382160), (680, 367548), (816, 306290), (843, 296480), (872, 286620), (1020, 245032), (1090, 229296), (1124, 222360), (1308, 191080), (1360, 183774), (1405, 177888), (1632, 153145), (1635, 152864), (1686, 148240), (1744, 143310), (1853, 134880), (2040, 122516), (2180, 114648), (2248, 111180), (2616, 95540), (2720, 91887), (2810, 88944), (3270, 76432), (3372, 74120), (3488, 71655), (3706, 67440), (4080, 61258), (4215, 59296), (4360, 57324), (4496, 55590), (4777, 52320), (5232, 47770), (5559, 44960), (5620, 44472), (6540, 38216), (6744, 37060), (7412, 33720), (8160, 30629), (8430, 29648), (8720, 28662), (8992, 27795), (9265, 26976), (9554, 26160), (10464, 23885), (11118, 22480), (11240, 22236), (13080, 19108), (13488, 18530), (14331, 17440), (14824, 16860)]