1213564660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1118

約数の個数: 144

約数和(自身を含む): 3249711360

約数和(自身を除く): 2036146700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 121, 140, 142, 154, 220, 242, 284, 308, 355, 385, 484, 497, 605, 710, 770, 781, 847, 994, 1009, 1210, 1420, 1540, 1562, 1694, 1988, 2018, 2420, 2485, 3124, 3388, 3905, 4036, 4235, 4970, 5045, 5467, 7063, 7810, 8470, 8591, 9940, 10090, 10934, 11099, 14126, 15620, 16940, 17182, 20180, 21868, 22198, 27335, 28252, 34364, 35315, 42955, 44396, 54670, 55495, 60137, 70630, 71639, 77693, 85910, 109340, 110990, 120274, 122089, 141260, 143278, 155386, 171820, 221980, 240548, 244178, 286556, 300685, 310772, 358195, 388465, 488356, 501473, 601370, 610445, 716390, 776930, 788029, 854623, 1002946, 1202740, 1220890, 1432780, 1553860, 1576058, 1709246, 2005892, 2441780, 2507365, 3152116, 3418492, 3940145, 4273115, 5014730, 5516203, 7880290, 8546230, 8668319, 10029460, 11032406, 15760580, 17092460, 17336638, 22064812, 27581015, 34673276, 43341595, 55162030, 60678233, 86683190, 110324060, 121356466, 173366380, 242712932, 303391165, 606782330, 1213564660]

約数ペア:

[(1, 1213564660), (2, 606782330), (4, 303391165), (5, 242712932), (7, 173366380), (10, 121356466), (11, 110324060), (14, 86683190), (20, 60678233), (22, 55162030), (28, 43341595), (35, 34673276), (44, 27581015), (55, 22064812), (70, 17336638), (71, 17092460), (77, 15760580), (110, 11032406), (121, 10029460), (140, 8668319), (142, 8546230), (154, 7880290), (220, 5516203), (242, 5014730), (284, 4273115), (308, 3940145), (355, 3418492), (385, 3152116), (484, 2507365), (497, 2441780), (605, 2005892), (710, 1709246), (770, 1576058), (781, 1553860), (847, 1432780), (994, 1220890), (1009, 1202740), (1210, 1002946), (1420, 854623), (1540, 788029), (1562, 776930), (1694, 716390), (1988, 610445), (2018, 601370), (2420, 501473), (2485, 488356), (3124, 388465), (3388, 358195), (3905, 310772), (4036, 300685), (4235, 286556), (4970, 244178), (5045, 240548), (5467, 221980), (7063, 171820), (7810, 155386), (8470, 143278), (8591, 141260), (9940, 122089), (10090, 120274), (10934, 110990), (11099, 109340), (14126, 85910), (15620, 77693), (16940, 71639), (17182, 70630), (20180, 60137), (21868, 55495), (22198, 54670), (27335, 44396), (28252, 42955), (34364, 35315)]