2222550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:478

約数の個数: 72

約数和(自身を含む): 6528600

約数和(自身を除く): 4306050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 449, 450, 495, 550, 825, 898, 990, 1347, 1650, 2245, 2475, 2694, 4041, 4490, 4939, 4950, 6735, 8082, 9878, 11225, 13470, 14817, 20205, 22450, 24695, 29634, 33675, 40410, 44451, 49390, 67350, 74085, 88902, 101025, 123475, 148170, 202050, 222255, 246950, 370425, 444510, 740850, 1111275, 2222550]

約数ペア:

[(1, 2222550), (2, 1111275), (3, 740850), (5, 444510), (6, 370425), (9, 246950), (10, 222255), (11, 202050), (15, 148170), (18, 123475), (22, 101025), (25, 88902), (30, 74085), (33, 67350), (45, 49390), (50, 44451), (55, 40410), (66, 33675), (75, 29634), (90, 24695), (99, 22450), (110, 20205), (150, 14817), (165, 13470), (198, 11225), (225, 9878), (275, 8082), (330, 6735), (449, 4950), (450, 4939), (495, 4490), (550, 4041), (825, 2694), (898, 2475), (990, 2245), (1347, 1650)]