220783927390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2447}}^1\times {\mathrm{14767}}^1$

素因数の和:17281

約数の個数: 64

約数和(自身を含む): 437295366144

約数和(自身を除く): 216511438754

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 2447, 3055, 4894, 6110, 12235, 14767, 24470, 29534, 31811, 63622, 73835, 115009, 147670, 159055, 191971, 230018, 318110, 383942, 575045, 694049, 959855, 1150090, 1388098, 1495117, 1919710, 2990234, 3470245, 6940490, 7475585, 9022637, 14951170, 18045274, 36134849, 45113185, 72269698, 90226370, 180674245, 361348490, 469753037, 939506074, 1698337903, 2348765185, 3396675806, 4697530370, 8491689515, 16983379030, 22078392739, 44156785478, 110391963695, 220783927390]

約数ペア:

[(1, 220783927390), (2, 110391963695), (5, 44156785478), (10, 22078392739), (13, 16983379030), (26, 8491689515), (47, 4697530370), (65, 3396675806), (94, 2348765185), (130, 1698337903), (235, 939506074), (470, 469753037), (611, 361348490), (1222, 180674245), (2447, 90226370), (3055, 72269698), (4894, 45113185), (6110, 36134849), (12235, 18045274), (14767, 14951170), (24470, 9022637), (29534, 7475585), (31811, 6940490), (63622, 3470245), (73835, 2990234), (115009, 1919710), (147670, 1495117), (159055, 1388098), (191971, 1150090), (230018, 959855), (318110, 694049), (383942, 575045)]