195820380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{155413}}^1$

素因数の和:155435

約数の個数: 72

約数和(自身を含む): 678848352

約数和(自身を除く): 483027972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 155413, 310826, 466239, 621652, 777065, 932478, 1087891, 1398717, 1554130, 1864956, 2175782, 2331195, 2797434, 3108260, 3263673, 4351564, 4662390, 5439455, 5594868, 6527346, 6993585, 9324780, 9791019, 10878910, 13054692, 13987170, 16318365, 19582038, 21757820, 27974340, 32636730, 39164076, 48955095, 65273460, 97910190, 195820380]

約数ペア:

[(1, 195820380), (2, 97910190), (3, 65273460), (4, 48955095), (5, 39164076), (6, 32636730), (7, 27974340), (9, 21757820), (10, 19582038), (12, 16318365), (14, 13987170), (15, 13054692), (18, 10878910), (20, 9791019), (21, 9324780), (28, 6993585), (30, 6527346), (35, 5594868), (36, 5439455), (42, 4662390), (45, 4351564), (60, 3263673), (63, 3108260), (70, 2797434), (84, 2331195), (90, 2175782), (105, 1864956), (126, 1554130), (140, 1398717), (180, 1087891), (210, 932478), (252, 777065), (315, 621652), (420, 466239), (630, 310826), (1260, 155413)]