205822540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 559276704

約数和(自身を除く): 353454164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 61, 70, 77, 98, 110, 122, 140, 154, 196, 220, 244, 245, 305, 308, 313, 385, 427, 490, 539, 610, 626, 671, 770, 854, 980, 1078, 1220, 1252, 1342, 1540, 1565, 1708, 2135, 2156, 2191, 2684, 2695, 2989, 3130, 3355, 3443, 4270, 4382, 4697, 5390, 5978, 6260, 6710, 6886, 8540, 8764, 9394, 10780, 10955, 11956, 13420, 13772, 14945, 15337, 17215, 18788, 19093, 21910, 23485, 24101, 29890, 30674, 32879, 34430, 38186, 43820, 46970, 48202, 59780, 61348, 65758, 68860, 76372, 76685, 93940, 95465, 96404, 120505, 131516, 133651, 153370, 164395, 168707, 190930, 210023, 241010, 267302, 306740, 328790, 337414, 381860, 420046, 482020, 534604, 657580, 668255, 674828, 840092, 843535, 935557, 1050115, 1336510, 1470161, 1687070, 1871114, 2100230, 2673020, 2940322, 3374140, 3742228, 4200460, 4677785, 5880644, 7350805, 9355570, 10291127, 14701610, 18711140, 20582254, 29403220, 41164508, 51455635, 102911270, 205822540]

約数ペア:

[(1, 205822540), (2, 102911270), (4, 51455635), (5, 41164508), (7, 29403220), (10, 20582254), (11, 18711140), (14, 14701610), (20, 10291127), (22, 9355570), (28, 7350805), (35, 5880644), (44, 4677785), (49, 4200460), (55, 3742228), (61, 3374140), (70, 2940322), (77, 2673020), (98, 2100230), (110, 1871114), (122, 1687070), (140, 1470161), (154, 1336510), (196, 1050115), (220, 935557), (244, 843535), (245, 840092), (305, 674828), (308, 668255), (313, 657580), (385, 534604), (427, 482020), (490, 420046), (539, 381860), (610, 337414), (626, 328790), (671, 306740), (770, 267302), (854, 241010), (980, 210023), (1078, 190930), (1220, 168707), (1252, 164395), (1342, 153370), (1540, 133651), (1565, 131516), (1708, 120505), (2135, 96404), (2156, 95465), (2191, 93940), (2684, 76685), (2695, 76372), (2989, 68860), (3130, 65758), (3355, 61348), (3443, 59780), (4270, 48202), (4382, 46970), (4697, 43820), (5390, 38186), (5978, 34430), (6260, 32879), (6710, 30674), (6886, 29890), (8540, 24101), (8764, 23485), (9394, 21910), (10780, 19093), (10955, 18788), (11956, 17215), (13420, 15337), (13772, 14945)]