1311557760

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2089}}^1$

素因数の和:2223

約数の個数: 192

約数和(自身を含む): 4572711000

約数和(自身を除く): 3261153240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 128, 144, 160, 180, 192, 218, 240, 288, 320, 327, 360, 384, 436, 480, 545, 576, 640, 654, 720, 872, 960, 981, 1090, 1152, 1308, 1440, 1635, 1744, 1920, 1962, 2089, 2180, 2616, 2880, 3270, 3488, 3924, 4178, 4360, 4905, 5232, 5760, 6267, 6540, 6976, 7848, 8356, 8720, 9810, 10445, 10464, 12534, 13080, 13952, 15696, 16712, 17440, 18801, 19620, 20890, 20928, 25068, 26160, 31335, 31392, 33424, 34880, 37602, 39240, 41780, 41856, 50136, 52320, 62670, 62784, 66848, 69760, 75204, 78480, 83560, 94005, 100272, 104640, 125340, 125568, 133696, 150408, 156960, 167120, 188010, 200544, 209280, 227701, 250680, 267392, 300816, 313920, 334240, 376020, 401088, 455402, 501360, 601632, 627840, 668480, 683103, 752040, 802176, 910804, 1002720, 1138505, 1203264, 1336960, 1366206, 1504080, 1821608, 2005440, 2049309, 2277010, 2406528, 2732412, 3008160, 3415515, 3643216, 4010880, 4098618, 4554020, 5464824, 6016320, 6831030, 7286432, 8197236, 9108040, 10246545, 10929648, 12032640, 13662060, 14572864, 16394472, 18216080, 20493090, 21859296, 27324120, 29145728, 32788944, 36432160, 40986180, 43718592, 54648240, 65577888, 72864320, 81972360, 87437184, 109296480, 131155776, 145728640, 163944720, 218592960, 262311552, 327889440, 437185920, 655778880, 1311557760]

約数ペア:

[(1, 1311557760), (2, 655778880), (3, 437185920), (4, 327889440), (5, 262311552), (6, 218592960), (8, 163944720), (9, 145728640), (10, 131155776), (12, 109296480), (15, 87437184), (16, 81972360), (18, 72864320), (20, 65577888), (24, 54648240), (30, 43718592), (32, 40986180), (36, 36432160), (40, 32788944), (45, 29145728), (48, 27324120), (60, 21859296), (64, 20493090), (72, 18216080), (80, 16394472), (90, 14572864), (96, 13662060), (109, 12032640), (120, 10929648), (128, 10246545), (144, 9108040), (160, 8197236), (180, 7286432), (192, 6831030), (218, 6016320), (240, 5464824), (288, 4554020), (320, 4098618), (327, 4010880), (360, 3643216), (384, 3415515), (436, 3008160), (480, 2732412), (545, 2406528), (576, 2277010), (640, 2049309), (654, 2005440), (720, 1821608), (872, 1504080), (960, 1366206), (981, 1336960), (1090, 1203264), (1152, 1138505), (1308, 1002720), (1440, 910804), (1635, 802176), (1744, 752040), (1920, 683103), (1962, 668480), (2089, 627840), (2180, 601632), (2616, 501360), (2880, 455402), (3270, 401088), (3488, 376020), (3924, 334240), (4178, 313920), (4360, 300816), (4905, 267392), (5232, 250680), (5760, 227701), (6267, 209280), (6540, 200544), (6976, 188010), (7848, 167120), (8356, 156960), (8720, 150408), (9810, 133696), (10445, 125568), (10464, 125340), (12534, 104640), (13080, 100272), (13952, 94005), (15696, 83560), (16712, 78480), (17440, 75204), (18801, 69760), (19620, 66848), (20890, 62784), (20928, 62670), (25068, 52320), (26160, 50136), (31335, 41856), (31392, 41780), (33424, 39240), (34880, 37602)]