1271732220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20719}}^1$

素因数の和:20776

約数の個数: 144

約数和(自身を含む): 4344238080

約数和(自身を除く): 3072505860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1705, 1860, 1980, 2046, 2790, 3069, 3410, 4092, 5115, 5580, 6138, 6820, 10230, 12276, 15345, 20460, 20719, 30690, 41438, 61380, 62157, 82876, 103595, 124314, 186471, 207190, 227909, 248628, 310785, 372942, 414380, 455818, 621570, 642289, 683727, 745884, 911636, 932355, 1139545, 1243140, 1284578, 1367454, 1864710, 1926867, 2051181, 2279090, 2569156, 2734908, 3211445, 3418635, 3729420, 3853734, 4102362, 4558180, 5780601, 6422890, 6837270, 7065179, 7707468, 8204724, 9634335, 10255905, 11561202, 12845780, 13674540, 14130358, 19268670, 20511810, 21195537, 23122404, 28260716, 28903005, 35325895, 38537340, 41023620, 42391074, 57806010, 63586611, 70651790, 84782148, 105977685, 115612020, 127173222, 141303580, 211955370, 254346444, 317933055, 423910740, 635866110, 1271732220]

約数ペア:

[(1, 1271732220), (2, 635866110), (3, 423910740), (4, 317933055), (5, 254346444), (6, 211955370), (9, 141303580), (10, 127173222), (11, 115612020), (12, 105977685), (15, 84782148), (18, 70651790), (20, 63586611), (22, 57806010), (30, 42391074), (31, 41023620), (33, 38537340), (36, 35325895), (44, 28903005), (45, 28260716), (55, 23122404), (60, 21195537), (62, 20511810), (66, 19268670), (90, 14130358), (93, 13674540), (99, 12845780), (110, 11561202), (124, 10255905), (132, 9634335), (155, 8204724), (165, 7707468), (180, 7065179), (186, 6837270), (198, 6422890), (220, 5780601), (279, 4558180), (310, 4102362), (330, 3853734), (341, 3729420), (372, 3418635), (396, 3211445), (465, 2734908), (495, 2569156), (558, 2279090), (620, 2051181), (660, 1926867), (682, 1864710), (930, 1367454), (990, 1284578), (1023, 1243140), (1116, 1139545), (1364, 932355), (1395, 911636), (1705, 745884), (1860, 683727), (1980, 642289), (2046, 621570), (2790, 455818), (3069, 414380), (3410, 372942), (4092, 310785), (5115, 248628), (5580, 227909), (6138, 207190), (6820, 186471), (10230, 124314), (12276, 103595), (15345, 82876), (20460, 62157), (20719, 61380), (30690, 41438)]