639763896

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 1762560000

約数和(自身を除く): 1122796104

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 57, 58, 76, 87, 101, 114, 116, 152, 174, 202, 228, 232, 303, 348, 404, 456, 479, 551, 606, 696, 808, 958, 1102, 1212, 1437, 1653, 1916, 1919, 2204, 2424, 2874, 2929, 3306, 3832, 3838, 4408, 5748, 5757, 5858, 6612, 7676, 8787, 9101, 11496, 11514, 11716, 13224, 13891, 15352, 17574, 18202, 23028, 23432, 27303, 27782, 35148, 36404, 41673, 46056, 48379, 54606, 55564, 55651, 70296, 72808, 83346, 96758, 109212, 111128, 111302, 145137, 166692, 166953, 193516, 218424, 222604, 263929, 290274, 333384, 333906, 387032, 445208, 527858, 580548, 667812, 791787, 919201, 1055716, 1161096, 1335624, 1402991, 1583574, 1838402, 2111432, 2757603, 2805982, 3167148, 3676804, 4208973, 5515206, 5611964, 6334296, 7353608, 8417946, 11030412, 11223928, 16835892, 22060824, 26656829, 33671784, 53313658, 79970487, 106627316, 159940974, 213254632, 319881948, 639763896]

約数ペア:

[(1, 639763896), (2, 319881948), (3, 213254632), (4, 159940974), (6, 106627316), (8, 79970487), (12, 53313658), (19, 33671784), (24, 26656829), (29, 22060824), (38, 16835892), (57, 11223928), (58, 11030412), (76, 8417946), (87, 7353608), (101, 6334296), (114, 5611964), (116, 5515206), (152, 4208973), (174, 3676804), (202, 3167148), (228, 2805982), (232, 2757603), (303, 2111432), (348, 1838402), (404, 1583574), (456, 1402991), (479, 1335624), (551, 1161096), (606, 1055716), (696, 919201), (808, 791787), (958, 667812), (1102, 580548), (1212, 527858), (1437, 445208), (1653, 387032), (1916, 333906), (1919, 333384), (2204, 290274), (2424, 263929), (2874, 222604), (2929, 218424), (3306, 193516), (3832, 166953), (3838, 166692), (4408, 145137), (5748, 111302), (5757, 111128), (5858, 109212), (6612, 96758), (7676, 83346), (8787, 72808), (9101, 70296), (11496, 55651), (11514, 55564), (11716, 54606), (13224, 48379), (13891, 46056), (15352, 41673), (17574, 36404), (18202, 35148), (23028, 27782), (23432, 27303)]