248973760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{111149}}^1$

素因数の和:111173

約数の個数: 56

約数和(自身を含む): 677570400

約数和(自身を除く): 428596640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 111149, 222298, 444596, 555745, 778043, 889192, 1111490, 1556086, 1778384, 2222980, 3112172, 3556768, 3890215, 4445960, 6224344, 7113536, 7780430, 8891920, 12448688, 15560860, 17783840, 24897376, 31121720, 35567680, 49794752, 62243440, 124486880, 248973760]

約数ペア:

[(1, 248973760), (2, 124486880), (4, 62243440), (5, 49794752), (7, 35567680), (8, 31121720), (10, 24897376), (14, 17783840), (16, 15560860), (20, 12448688), (28, 8891920), (32, 7780430), (35, 7113536), (40, 6224344), (56, 4445960), (64, 3890215), (70, 3556768), (80, 3112172), (112, 2222980), (140, 1778384), (160, 1556086), (224, 1111490), (280, 889192), (320, 778043), (448, 555745), (560, 444596), (1120, 222298), (2240, 111149)]