20145121416

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{43399}}^1$

素因数の和:43728

約数の個数: 128

約数和(自身を含む): 64162560000

約数和(自身を除く): 44017438584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 307, 378, 504, 614, 756, 921, 1228, 1512, 1842, 2149, 2456, 2763, 3684, 4298, 5526, 6447, 7368, 8289, 8596, 11052, 12894, 16578, 17192, 19341, 22104, 25788, 33156, 38682, 43399, 51576, 58023, 66312, 77364, 86798, 116046, 130197, 154728, 173596, 232092, 260394, 303793, 347192, 390591, 464184, 520788, 607586, 781182, 911379, 1041576, 1171773, 1215172, 1562364, 1822758, 2343546, 2430344, 2734137, 3124728, 3645516, 4687092, 5468274, 7291032, 8202411, 9374184, 10936548, 13323493, 16404822, 21873096, 26646986, 32809644, 39970479, 53293972, 65619288, 79940958, 93264451, 106587944, 119911437, 159881916, 186528902, 239822874, 279793353, 319763832, 359734311, 373057804, 479645748, 559586706, 719468622, 746115608, 839380059, 959291496, 1119173412, 1438937244, 1678760118, 2238346824, 2518140177, 2877874488, 3357520236, 5036280354, 6715040472, 10072560708, 20145121416]

約数ペア:

[(1, 20145121416), (2, 10072560708), (3, 6715040472), (4, 5036280354), (6, 3357520236), (7, 2877874488), (8, 2518140177), (9, 2238346824), (12, 1678760118), (14, 1438937244), (18, 1119173412), (21, 959291496), (24, 839380059), (27, 746115608), (28, 719468622), (36, 559586706), (42, 479645748), (54, 373057804), (56, 359734311), (63, 319763832), (72, 279793353), (84, 239822874), (108, 186528902), (126, 159881916), (168, 119911437), (189, 106587944), (216, 93264451), (252, 79940958), (307, 65619288), (378, 53293972), (504, 39970479), (614, 32809644), (756, 26646986), (921, 21873096), (1228, 16404822), (1512, 13323493), (1842, 10936548), (2149, 9374184), (2456, 8202411), (2763, 7291032), (3684, 5468274), (4298, 4687092), (5526, 3645516), (6447, 3124728), (7368, 2734137), (8289, 2430344), (8596, 2343546), (11052, 1822758), (12894, 1562364), (16578, 1215172), (17192, 1171773), (19341, 1041576), (22104, 911379), (25788, 781182), (33156, 607586), (38682, 520788), (43399, 464184), (51576, 390591), (58023, 347192), (66312, 303793), (77364, 260394), (86798, 232092), (116046, 173596), (130197, 154728)]