207640720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1283}}^1$

素因数の和:1337

約数の個数: 120

約数和(自身を含む): 586551744

約数和(自身を除く): 378911024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 289, 340, 476, 560, 578, 595, 680, 952, 1156, 1190, 1283, 1360, 1445, 1904, 2023, 2312, 2380, 2566, 2890, 4046, 4624, 4760, 5132, 5780, 6415, 8092, 8981, 9520, 10115, 10264, 11560, 12830, 16184, 17962, 20230, 20528, 21811, 23120, 25660, 32368, 35924, 40460, 43622, 44905, 51320, 71848, 80920, 87244, 89810, 102640, 109055, 143696, 152677, 161840, 174488, 179620, 218110, 305354, 348976, 359240, 370787, 436220, 610708, 718480, 741574, 763385, 872440, 1221416, 1483148, 1526770, 1744880, 1853935, 2442832, 2595509, 2966296, 3053540, 3707870, 5191018, 5932592, 6107080, 7415740, 10382036, 12214160, 12977545, 14831480, 20764072, 25955090, 29662960, 41528144, 51910180, 103820360, 207640720]

約数ペア:

[(1, 207640720), (2, 103820360), (4, 51910180), (5, 41528144), (7, 29662960), (8, 25955090), (10, 20764072), (14, 14831480), (16, 12977545), (17, 12214160), (20, 10382036), (28, 7415740), (34, 6107080), (35, 5932592), (40, 5191018), (56, 3707870), (68, 3053540), (70, 2966296), (80, 2595509), (85, 2442832), (112, 1853935), (119, 1744880), (136, 1526770), (140, 1483148), (170, 1221416), (238, 872440), (272, 763385), (280, 741574), (289, 718480), (340, 610708), (476, 436220), (560, 370787), (578, 359240), (595, 348976), (680, 305354), (952, 218110), (1156, 179620), (1190, 174488), (1283, 161840), (1360, 152677), (1445, 143696), (1904, 109055), (2023, 102640), (2312, 89810), (2380, 87244), (2566, 80920), (2890, 71848), (4046, 51320), (4624, 44905), (4760, 43622), (5132, 40460), (5780, 35924), (6415, 32368), (8092, 25660), (8981, 23120), (9520, 21811), (10115, 20528), (10264, 20230), (11560, 17962), (12830, 16184)]