20162988900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{719}}^1\times {\mathrm{31159}}^1$

素因数の和:31898

約数の個数: 108

約数和(自身を含む): 63289699200

約数和(自身を除く): 43126710300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 719, 900, 1438, 2157, 2876, 3595, 4314, 6471, 7190, 8628, 10785, 12942, 14380, 17975, 21570, 25884, 31159, 32355, 35950, 43140, 53925, 62318, 64710, 71900, 93477, 107850, 124636, 129420, 155795, 161775, 186954, 215700, 280431, 311590, 323550, 373908, 467385, 560862, 623180, 647100, 778975, 934770, 1121724, 1402155, 1557950, 1869540, 2336925, 2804310, 3115900, 4673850, 5608620, 7010775, 9347700, 14021550, 22403321, 28043100, 44806642, 67209963, 89613284, 112016605, 134419926, 201629889, 224033210, 268839852, 336049815, 403259778, 448066420, 560083025, 672099630, 806519556, 1008149445, 1120166050, 1344199260, 1680249075, 2016298890, 2240332100, 3360498150, 4032597780, 5040747225, 6720996300, 10081494450, 20162988900]

約数ペア:

[(1, 20162988900), (2, 10081494450), (3, 6720996300), (4, 5040747225), (5, 4032597780), (6, 3360498150), (9, 2240332100), (10, 2016298890), (12, 1680249075), (15, 1344199260), (18, 1120166050), (20, 1008149445), (25, 806519556), (30, 672099630), (36, 560083025), (45, 448066420), (50, 403259778), (60, 336049815), (75, 268839852), (90, 224033210), (100, 201629889), (150, 134419926), (180, 112016605), (225, 89613284), (300, 67209963), (450, 44806642), (719, 28043100), (900, 22403321), (1438, 14021550), (2157, 9347700), (2876, 7010775), (3595, 5608620), (4314, 4673850), (6471, 3115900), (7190, 2804310), (8628, 2336925), (10785, 1869540), (12942, 1557950), (14380, 1402155), (17975, 1121724), (21570, 934770), (25884, 778975), (31159, 647100), (32355, 623180), (35950, 560862), (43140, 467385), (53925, 373908), (62318, 323550), (64710, 311590), (71900, 280431), (93477, 215700), (107850, 186954), (124636, 161775), (129420, 155795)]