20123231415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 41327096832

約数和(自身を除く): 21203865417

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 101, 105, 115, 119, 161, 211, 255, 303, 345, 357, 391, 483, 505, 529, 595, 633, 707, 805, 1055, 1173, 1477, 1515, 1587, 1717, 1785, 1955, 2121, 2323, 2415, 2645, 2737, 3165, 3535, 3587, 3703, 4431, 4853, 5151, 5865, 6969, 7385, 7935, 8211, 8585, 8993, 10605, 10761, 11109, 11615, 12019, 13685, 14559, 16261, 17935, 18515, 21311, 22155, 24265, 25109, 25755, 26979, 33971, 34845, 36057, 39491, 41055, 44965, 48783, 53429, 53805, 55545, 60095, 62951, 63933, 72795, 75327, 81305, 82501, 101913, 106555, 111619, 118473, 125545, 134895, 149177, 160287, 169855, 180285, 188853, 197455, 243915, 247503, 267145, 276437, 314755, 319665, 334857, 362287, 374003, 376635, 412505, 447531, 490153, 509565, 558095, 577507, 592365, 745885, 781333, 801435, 829311, 908293, 944265, 1086861, 1122009, 1237515, 1382185, 1470459, 1674285, 1732521, 1811435, 1870015, 1897523, 2237655, 2343999, 2450765, 2536009, 2724879, 2887535, 3431071, 3906665, 4146555, 4541465, 5434305, 5610045, 5692569, 6358051, 7352295, 7608027, 8332601, 8662605, 9487615, 10293213, 11273519, 11719995, 12680045, 13282661, 13624395, 17155355, 19074153, 24997803, 28462845, 31790255, 33820557, 38040135, 39847983, 41663005, 51466065, 56367595, 58328207, 66413305, 78914633, 95370765, 124989015, 169102785, 174984621, 191649823, 199239915, 236743899, 291641035, 394573165, 574949469, 874923105, 958249115, 1183719495, 1341548761, 2874747345, 4024646283, 6707743805, 20123231415]

約数ペア:

[(1, 20123231415), (3, 6707743805), (5, 4024646283), (7, 2874747345), (15, 1341548761), (17, 1183719495), (21, 958249115), (23, 874923105), (35, 574949469), (51, 394573165), (69, 291641035), (85, 236743899), (101, 199239915), (105, 191649823), (115, 174984621), (119, 169102785), (161, 124989015), (211, 95370765), (255, 78914633), (303, 66413305), (345, 58328207), (357, 56367595), (391, 51466065), (483, 41663005), (505, 39847983), (529, 38040135), (595, 33820557), (633, 31790255), (707, 28462845), (805, 24997803), (1055, 19074153), (1173, 17155355), (1477, 13624395), (1515, 13282661), (1587, 12680045), (1717, 11719995), (1785, 11273519), (1955, 10293213), (2121, 9487615), (2323, 8662605), (2415, 8332601), (2645, 7608027), (2737, 7352295), (3165, 6358051), (3535, 5692569), (3587, 5610045), (3703, 5434305), (4431, 4541465), (4853, 4146555), (5151, 3906665), (5865, 3431071), (6969, 2887535), (7385, 2724879), (7935, 2536009), (8211, 2450765), (8585, 2343999), (8993, 2237655), (10605, 1897523), (10761, 1870015), (11109, 1811435), (11615, 1732521), (12019, 1674285), (13685, 1470459), (14559, 1382185), (16261, 1237515), (17935, 1122009), (18515, 1086861), (21311, 944265), (22155, 908293), (24265, 829311), (25109, 801435), (25755, 781333), (26979, 745885), (33971, 592365), (34845, 577507), (36057, 558095), (39491, 509565), (41055, 490153), (44965, 447531), (48783, 412505), (53429, 376635), (53805, 374003), (55545, 362287), (60095, 334857), (62951, 319665), (63933, 314755), (72795, 276437), (75327, 267145), (81305, 247503), (82501, 243915), (101913, 197455), (106555, 188853), (111619, 180285), (118473, 169855), (125545, 160287), (134895, 149177)]