197242020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15881}}^1$

素因数の和:15922

約数の個数: 96

約数和(自身を含む): 640362240

約数和(自身を除く): 443120220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 12420, 15881, 31762, 47643, 63524, 79405, 95286, 142929, 158810, 190572, 238215, 285858, 317620, 365263, 428787, 476430, 571716, 714645, 730526, 857574, 952860, 1095789, 1429290, 1461052, 1715148, 1826315, 2143935, 2191578, 2858580, 3287367, 3652630, 4287870, 4383156, 5478945, 6574734, 7305260, 8575740, 9862101, 10957890, 13149468, 16436835, 19724202, 21915780, 32873670, 39448404, 49310505, 65747340, 98621010, 197242020]

約数ペア:

[(1, 197242020), (2, 98621010), (3, 65747340), (4, 49310505), (5, 39448404), (6, 32873670), (9, 21915780), (10, 19724202), (12, 16436835), (15, 13149468), (18, 10957890), (20, 9862101), (23, 8575740), (27, 7305260), (30, 6574734), (36, 5478945), (45, 4383156), (46, 4287870), (54, 3652630), (60, 3287367), (69, 2858580), (90, 2191578), (92, 2143935), (108, 1826315), (115, 1715148), (135, 1461052), (138, 1429290), (180, 1095789), (207, 952860), (230, 857574), (270, 730526), (276, 714645), (345, 571716), (414, 476430), (460, 428787), (540, 365263), (621, 317620), (690, 285858), (828, 238215), (1035, 190572), (1242, 158810), (1380, 142929), (2070, 95286), (2484, 79405), (3105, 63524), (4140, 47643), (6210, 31762), (12420, 15881)]