66704820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 192

約数和(自身を含む): 242350080

約数和(自身を除く): 175645260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 643, 665, 741, 780, 798, 910, 988, 1092, 1140, 1235, 1286, 1330, 1365, 1482, 1596, 1729, 1820, 1929, 1995, 2470, 2572, 2660, 2730, 2964, 3215, 3458, 3705, 3858, 3990, 4501, 4940, 5187, 5460, 6430, 6916, 7410, 7716, 7980, 8359, 8645, 9002, 9645, 10374, 12217, 12860, 13503, 14820, 16718, 17290, 18004, 19290, 20748, 22505, 24434, 25077, 25935, 27006, 33436, 34580, 36651, 38580, 41795, 45010, 48868, 50154, 51870, 54012, 58513, 61085, 67515, 73302, 83590, 85519, 90020, 100308, 103740, 117026, 122170, 125385, 135030, 146604, 158821, 167180, 171038, 175539, 183255, 234052, 244340, 250770, 256557, 270060, 292565, 317642, 342076, 351078, 366510, 427595, 476463, 501540, 513114, 585130, 635284, 702156, 733020, 794105, 855190, 877695, 952926, 1026228, 1111747, 1170260, 1282785, 1588210, 1710380, 1755390, 1905852, 2223494, 2382315, 2565570, 3176420, 3335241, 3510780, 4446988, 4764630, 5131140, 5558735, 6670482, 9529260, 11117470, 13340964, 16676205, 22234940, 33352410, 66704820]

約数ペア:

[(1, 66704820), (2, 33352410), (3, 22234940), (4, 16676205), (5, 13340964), (6, 11117470), (7, 9529260), (10, 6670482), (12, 5558735), (13, 5131140), (14, 4764630), (15, 4446988), (19, 3510780), (20, 3335241), (21, 3176420), (26, 2565570), (28, 2382315), (30, 2223494), (35, 1905852), (38, 1755390), (39, 1710380), (42, 1588210), (52, 1282785), (57, 1170260), (60, 1111747), (65, 1026228), (70, 952926), (76, 877695), (78, 855190), (84, 794105), (91, 733020), (95, 702156), (105, 635284), (114, 585130), (130, 513114), (133, 501540), (140, 476463), (156, 427595), (182, 366510), (190, 351078), (195, 342076), (210, 317642), (228, 292565), (247, 270060), (260, 256557), (266, 250770), (273, 244340), (285, 234052), (364, 183255), (380, 175539), (390, 171038), (399, 167180), (420, 158821), (455, 146604), (494, 135030), (532, 125385), (546, 122170), (570, 117026), (643, 103740), (665, 100308), (741, 90020), (780, 85519), (798, 83590), (910, 73302), (988, 67515), (1092, 61085), (1140, 58513), (1235, 54012), (1286, 51870), (1330, 50154), (1365, 48868), (1482, 45010), (1596, 41795), (1729, 38580), (1820, 36651), (1929, 34580), (1995, 33436), (2470, 27006), (2572, 25935), (2660, 25077), (2730, 24434), (2964, 22505), (3215, 20748), (3458, 19290), (3705, 18004), (3858, 17290), (3990, 16718), (4501, 14820), (4940, 13503), (5187, 12860), (5460, 12217), (6430, 10374), (6916, 9645), (7410, 9002), (7716, 8645), (7980, 8359)]