245405700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{10099}}^1$

素因数の和:10128

約数の個数: 108

約数和(自身を含む): 797778800

約数和(自身を除く): 552373100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 810, 900, 972, 1215, 1350, 1620, 2025, 2430, 2700, 4050, 4860, 6075, 8100, 10099, 12150, 20198, 24300, 30297, 40396, 50495, 60594, 90891, 100990, 121188, 151485, 181782, 201980, 252475, 272673, 302970, 363564, 454455, 504950, 545346, 605940, 757425, 818019, 908910, 1009900, 1090692, 1363365, 1514850, 1636038, 1817820, 2272275, 2454057, 2726730, 3029700, 3272076, 4090095, 4544550, 4908114, 5453460, 6816825, 8180190, 9089100, 9816228, 12270285, 13633650, 16360380, 20450475, 24540570, 27267300, 40900950, 49081140, 61351425, 81801900, 122702850, 245405700]

約数ペア:

[(1, 245405700), (2, 122702850), (3, 81801900), (4, 61351425), (5, 49081140), (6, 40900950), (9, 27267300), (10, 24540570), (12, 20450475), (15, 16360380), (18, 13633650), (20, 12270285), (25, 9816228), (27, 9089100), (30, 8180190), (36, 6816825), (45, 5453460), (50, 4908114), (54, 4544550), (60, 4090095), (75, 3272076), (81, 3029700), (90, 2726730), (100, 2454057), (108, 2272275), (135, 1817820), (150, 1636038), (162, 1514850), (180, 1363365), (225, 1090692), (243, 1009900), (270, 908910), (300, 818019), (324, 757425), (405, 605940), (450, 545346), (486, 504950), (540, 454455), (675, 363564), (810, 302970), (900, 272673), (972, 252475), (1215, 201980), (1350, 181782), (1620, 151485), (2025, 121188), (2430, 100990), (2700, 90891), (4050, 60594), (4860, 50495), (6075, 40396), (8100, 30297), (10099, 24300), (12150, 20198)]