149883760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4649}}^1$

素因数の和:4706

約数の個数: 80

約数和(自身を含む): 387475200

約数和(自身を除く): 237591440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4649, 6448, 8060, 9298, 16120, 18596, 23245, 32240, 37192, 46490, 60437, 74384, 92980, 120874, 144119, 185960, 241748, 288238, 302185, 371920, 483496, 576476, 604370, 720595, 966992, 1152952, 1208740, 1441190, 1873547, 2305904, 2417480, 2882380, 3747094, 4834960, 5764760, 7494188, 9367735, 11529520, 14988376, 18735470, 29976752, 37470940, 74941880, 149883760]

約数ペア:

[(1, 149883760), (2, 74941880), (4, 37470940), (5, 29976752), (8, 18735470), (10, 14988376), (13, 11529520), (16, 9367735), (20, 7494188), (26, 5764760), (31, 4834960), (40, 3747094), (52, 2882380), (62, 2417480), (65, 2305904), (80, 1873547), (104, 1441190), (124, 1208740), (130, 1152952), (155, 966992), (208, 720595), (248, 604370), (260, 576476), (310, 483496), (403, 371920), (496, 302185), (520, 288238), (620, 241748), (806, 185960), (1040, 144119), (1240, 120874), (1612, 92980), (2015, 74384), (2480, 60437), (3224, 46490), (4030, 37192), (4649, 32240), (6448, 23245), (8060, 18596), (9298, 16120)]