221231010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 256

約数和(自身を含む): 731566080

約数和(自身を除く): 510335070

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 53, 55, 65, 66, 70, 77, 78, 91, 105, 106, 110, 130, 139, 143, 154, 159, 165, 182, 195, 210, 231, 265, 273, 278, 286, 318, 330, 371, 385, 390, 417, 429, 455, 462, 530, 546, 583, 689, 695, 715, 742, 770, 795, 834, 858, 910, 973, 1001, 1113, 1155, 1166, 1365, 1378, 1390, 1430, 1529, 1590, 1749, 1807, 1855, 1946, 2002, 2067, 2085, 2145, 2226, 2310, 2730, 2915, 2919, 3003, 3058, 3445, 3498, 3614, 3710, 4081, 4134, 4170, 4290, 4587, 4823, 4865, 5005, 5421, 5565, 5830, 5838, 6006, 6890, 7367, 7579, 7645, 8162, 8745, 9035, 9174, 9646, 9730, 10010, 10335, 10703, 10842, 11130, 12243, 12649, 14469, 14595, 14734, 15015, 15158, 15290, 17490, 18070, 19877, 20405, 20670, 21406, 22101, 22737, 22935, 24115, 24486, 25298, 27105, 28938, 29190, 30030, 32109, 36835, 37895, 37947, 39754, 40810, 44202, 45474, 45870, 48230, 51569, 53053, 53515, 54210, 59631, 61215, 63245, 64218, 72345, 73670, 75790, 75894, 81037, 95771, 99385, 103138, 106106, 107030, 110505, 113685, 119262, 122430, 126490, 139139, 144690, 154707, 159159, 160545, 162074, 189735, 191542, 198770, 221010, 227370, 243111, 257845, 265265, 278278, 287313, 298155, 309414, 318318, 321090, 379470, 405185, 417417, 478855, 486222, 515690, 530530, 567259, 574626, 596310, 670397, 695695, 773535, 795795, 810370, 834834, 957710, 1053481, 1134518, 1215555, 1340794, 1391390, 1436565, 1547070, 1591590, 1701777, 2011191, 2087085, 2106962, 2431110, 2836295, 2873130, 3160443, 3351985, 3403554, 4022382, 4174170, 5267405, 5672590, 6320886, 6703970, 7374367, 8508885, 10055955, 10534810, 14748734, 15802215, 17017770, 20111910, 22123101, 31604430, 36871835, 44246202, 73743670, 110615505, 221231010]

約数ペア:

[(1, 221231010), (2, 110615505), (3, 73743670), (5, 44246202), (6, 36871835), (7, 31604430), (10, 22123101), (11, 20111910), (13, 17017770), (14, 15802215), (15, 14748734), (21, 10534810), (22, 10055955), (26, 8508885), (30, 7374367), (33, 6703970), (35, 6320886), (39, 5672590), (42, 5267405), (53, 4174170), (55, 4022382), (65, 3403554), (66, 3351985), (70, 3160443), (77, 2873130), (78, 2836295), (91, 2431110), (105, 2106962), (106, 2087085), (110, 2011191), (130, 1701777), (139, 1591590), (143, 1547070), (154, 1436565), (159, 1391390), (165, 1340794), (182, 1215555), (195, 1134518), (210, 1053481), (231, 957710), (265, 834834), (273, 810370), (278, 795795), (286, 773535), (318, 695695), (330, 670397), (371, 596310), (385, 574626), (390, 567259), (417, 530530), (429, 515690), (455, 486222), (462, 478855), (530, 417417), (546, 405185), (583, 379470), (689, 321090), (695, 318318), (715, 309414), (742, 298155), (770, 287313), (795, 278278), (834, 265265), (858, 257845), (910, 243111), (973, 227370), (1001, 221010), (1113, 198770), (1155, 191542), (1166, 189735), (1365, 162074), (1378, 160545), (1390, 159159), (1430, 154707), (1529, 144690), (1590, 139139), (1749, 126490), (1807, 122430), (1855, 119262), (1946, 113685), (2002, 110505), (2067, 107030), (2085, 106106), (2145, 103138), (2226, 99385), (2310, 95771), (2730, 81037), (2915, 75894), (2919, 75790), (3003, 73670), (3058, 72345), (3445, 64218), (3498, 63245), (3614, 61215), (3710, 59631), (4081, 54210), (4134, 53515), (4170, 53053), (4290, 51569), (4587, 48230), (4823, 45870), (4865, 45474), (5005, 44202), (5421, 40810), (5565, 39754), (5830, 37947), (5838, 37895), (6006, 36835), (6890, 32109), (7367, 30030), (7579, 29190), (7645, 28938), (8162, 27105), (8745, 25298), (9035, 24486), (9174, 24115), (9646, 22935), (9730, 22737), (10010, 22101), (10335, 21406), (10703, 20670), (10842, 20405), (11130, 19877), (12243, 18070), (12649, 17490), (14469, 15290), (14595, 15158), (14734, 15015)]