20249540220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{86249}}^1$

素因数の和:86324

約数の個数: 192

約数和(自身を含む): 71406720000

約数和(自身を除く): 51157179780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 258, 260, 273, 301, 364, 390, 420, 430, 455, 516, 546, 559, 602, 645, 780, 860, 903, 910, 1092, 1118, 1204, 1290, 1365, 1505, 1677, 1806, 1820, 2236, 2580, 2730, 2795, 3010, 3354, 3612, 3913, 4515, 5460, 5590, 6020, 6708, 7826, 8385, 9030, 11180, 11739, 15652, 16770, 18060, 19565, 23478, 33540, 39130, 46956, 58695, 78260, 86249, 117390, 172498, 234780, 258747, 344996, 431245, 517494, 603743, 862490, 1034988, 1121237, 1207486, 1293735, 1724980, 1811229, 2242474, 2414972, 2587470, 3018715, 3363711, 3622458, 3708707, 4484948, 5174940, 5606185, 6037430, 6727422, 7244916, 7417414, 7848659, 9056145, 11126121, 11212370, 12074860, 13454844, 14834828, 15697318, 16818555, 18112290, 18543535, 22252242, 22424740, 23545977, 25960949, 31394636, 33637110, 36224580, 37087070, 39243295, 44504484, 47091954, 48213191, 51921898, 55630605, 67274220, 74174140, 77882847, 78486590, 94183908, 96426382, 103843796, 111261210, 117729885, 129804745, 144639573, 155765694, 156973180, 192852764, 222522420, 235459770, 241065955, 259609490, 289279146, 311531388, 337492337, 389414235, 470919540, 482131910, 519218980, 578558292, 674984674, 723197865, 778828470, 964263820, 1012477011, 1349969348, 1446395730, 1557656940, 1687461685, 2024954022, 2892791460, 3374923370, 4049908044, 5062385055, 6749846740, 10124770110, 20249540220]

約数ペア:

[(1, 20249540220), (2, 10124770110), (3, 6749846740), (4, 5062385055), (5, 4049908044), (6, 3374923370), (7, 2892791460), (10, 2024954022), (12, 1687461685), (13, 1557656940), (14, 1446395730), (15, 1349969348), (20, 1012477011), (21, 964263820), (26, 778828470), (28, 723197865), (30, 674984674), (35, 578558292), (39, 519218980), (42, 482131910), (43, 470919540), (52, 389414235), (60, 337492337), (65, 311531388), (70, 289279146), (78, 259609490), (84, 241065955), (86, 235459770), (91, 222522420), (105, 192852764), (129, 156973180), (130, 155765694), (140, 144639573), (156, 129804745), (172, 117729885), (182, 111261210), (195, 103843796), (210, 96426382), (215, 94183908), (258, 78486590), (260, 77882847), (273, 74174140), (301, 67274220), (364, 55630605), (390, 51921898), (420, 48213191), (430, 47091954), (455, 44504484), (516, 39243295), (546, 37087070), (559, 36224580), (602, 33637110), (645, 31394636), (780, 25960949), (860, 23545977), (903, 22424740), (910, 22252242), (1092, 18543535), (1118, 18112290), (1204, 16818555), (1290, 15697318), (1365, 14834828), (1505, 13454844), (1677, 12074860), (1806, 11212370), (1820, 11126121), (2236, 9056145), (2580, 7848659), (2730, 7417414), (2795, 7244916), (3010, 6727422), (3354, 6037430), (3612, 5606185), (3913, 5174940), (4515, 4484948), (5460, 3708707), (5590, 3622458), (6020, 3363711), (6708, 3018715), (7826, 2587470), (8385, 2414972), (9030, 2242474), (11180, 1811229), (11739, 1724980), (15652, 1293735), (16770, 1207486), (18060, 1121237), (19565, 1034988), (23478, 862490), (33540, 603743), (39130, 517494), (46956, 431245), (58695, 344996), (78260, 258747), (86249, 234780), (117390, 172498)]