2100712140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2647}}^1\times {\mathrm{4409}}^1$

素因数の和:7071

約数の個数: 72

約数和(自身を含む): 6376013280

約数和(自身を除く): 4275301140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2647, 4409, 5294, 7941, 8818, 10588, 13227, 13235, 15882, 17636, 22045, 23823, 26454, 26470, 31764, 39681, 39705, 44090, 47646, 52908, 52940, 66135, 79362, 79410, 88180, 95292, 119115, 132270, 158724, 158820, 198405, 238230, 264540, 396810, 476460, 793620, 11670623, 23341246, 35011869, 46682492, 58353115, 70023738, 105035607, 116706230, 140047476, 175059345, 210071214, 233412460, 350118690, 420142428, 525178035, 700237380, 1050356070, 2100712140]

約数ペア:

[(1, 2100712140), (2, 1050356070), (3, 700237380), (4, 525178035), (5, 420142428), (6, 350118690), (9, 233412460), (10, 210071214), (12, 175059345), (15, 140047476), (18, 116706230), (20, 105035607), (30, 70023738), (36, 58353115), (45, 46682492), (60, 35011869), (90, 23341246), (180, 11670623), (2647, 793620), (4409, 476460), (5294, 396810), (7941, 264540), (8818, 238230), (10588, 198405), (13227, 158820), (13235, 158724), (15882, 132270), (17636, 119115), (22045, 95292), (23823, 88180), (26454, 79410), (26470, 79362), (31764, 66135), (39681, 52940), (39705, 52908), (44090, 47646)]