51209340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 180182016

約数和(自身を除く): 128972676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 83, 84, 91, 105, 113, 130, 140, 156, 166, 182, 195, 210, 226, 249, 260, 273, 332, 339, 364, 390, 415, 420, 452, 455, 498, 546, 565, 581, 678, 780, 791, 830, 910, 996, 1079, 1092, 1130, 1162, 1245, 1356, 1365, 1469, 1582, 1660, 1695, 1743, 1820, 2158, 2260, 2324, 2373, 2490, 2730, 2905, 2938, 3164, 3237, 3390, 3486, 3955, 4316, 4407, 4746, 4980, 5395, 5460, 5810, 5876, 6474, 6780, 6972, 7345, 7553, 7910, 8715, 8814, 9379, 9492, 10283, 10790, 11620, 11865, 12948, 14690, 15106, 15820, 16185, 17430, 17628, 18758, 20566, 21580, 22035, 22659, 23730, 28137, 29380, 30212, 30849, 32370, 34860, 37516, 37765, 41132, 44070, 45318, 46895, 47460, 51415, 56274, 61698, 64740, 65653, 75530, 88140, 90636, 93790, 102830, 112548, 113295, 121927, 123396, 131306, 140685, 151060, 154245, 187580, 196959, 205660, 226590, 243854, 262612, 281370, 308490, 328265, 365781, 393918, 453180, 487708, 562740, 609635, 616980, 656530, 731562, 787836, 853489, 984795, 1219270, 1313060, 1463124, 1706978, 1828905, 1969590, 2438540, 2560467, 3413956, 3657810, 3939180, 4267445, 5120934, 7315620, 8534890, 10241868, 12802335, 17069780, 25604670, 51209340]

約数ペア:

[(1, 51209340), (2, 25604670), (3, 17069780), (4, 12802335), (5, 10241868), (6, 8534890), (7, 7315620), (10, 5120934), (12, 4267445), (13, 3939180), (14, 3657810), (15, 3413956), (20, 2560467), (21, 2438540), (26, 1969590), (28, 1828905), (30, 1706978), (35, 1463124), (39, 1313060), (42, 1219270), (52, 984795), (60, 853489), (65, 787836), (70, 731562), (78, 656530), (83, 616980), (84, 609635), (91, 562740), (105, 487708), (113, 453180), (130, 393918), (140, 365781), (156, 328265), (166, 308490), (182, 281370), (195, 262612), (210, 243854), (226, 226590), (249, 205660), (260, 196959), (273, 187580), (332, 154245), (339, 151060), (364, 140685), (390, 131306), (415, 123396), (420, 121927), (452, 113295), (455, 112548), (498, 102830), (546, 93790), (565, 90636), (581, 88140), (678, 75530), (780, 65653), (791, 64740), (830, 61698), (910, 56274), (996, 51415), (1079, 47460), (1092, 46895), (1130, 45318), (1162, 44070), (1245, 41132), (1356, 37765), (1365, 37516), (1469, 34860), (1582, 32370), (1660, 30849), (1695, 30212), (1743, 29380), (1820, 28137), (2158, 23730), (2260, 22659), (2324, 22035), (2373, 21580), (2490, 20566), (2730, 18758), (2905, 17628), (2938, 17430), (3164, 16185), (3237, 15820), (3390, 15106), (3486, 14690), (3955, 12948), (4316, 11865), (4407, 11620), (4746, 10790), (4980, 10283), (5395, 9492), (5460, 9379), (5810, 8814), (5876, 8715), (6474, 7910), (6780, 7553), (6972, 7345)]