78520104

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^2\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 239803200

約数和(自身を除く): 161283096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 169, 216, 234, 239, 243, 312, 324, 338, 351, 468, 478, 486, 507, 648, 676, 702, 717, 936, 956, 972, 1014, 1053, 1352, 1404, 1434, 1521, 1912, 1944, 2028, 2106, 2151, 2808, 2868, 3042, 3107, 3159, 4056, 4212, 4302, 4563, 5736, 6084, 6214, 6318, 6453, 8424, 8604, 9126, 9321, 12168, 12428, 12636, 12906, 13689, 17208, 18252, 18642, 19359, 24856, 25272, 25812, 27378, 27963, 36504, 37284, 38718, 40391, 41067, 51624, 54756, 55926, 58077, 74568, 77436, 80782, 82134, 83889, 109512, 111852, 116154, 121173, 154872, 161564, 164268, 167778, 223704, 232308, 242346, 251667, 323128, 328536, 335556, 363519, 464616, 484692, 503334, 671112, 727038, 755001, 969384, 1006668, 1090557, 1454076, 1510002, 2013336, 2181114, 2908152, 3020004, 3271671, 4362228, 6040008, 6543342, 8724456, 9815013, 13086684, 19630026, 26173368, 39260052, 78520104]

約数ペア:

[(1, 78520104), (2, 39260052), (3, 26173368), (4, 19630026), (6, 13086684), (8, 9815013), (9, 8724456), (12, 6543342), (13, 6040008), (18, 4362228), (24, 3271671), (26, 3020004), (27, 2908152), (36, 2181114), (39, 2013336), (52, 1510002), (54, 1454076), (72, 1090557), (78, 1006668), (81, 969384), (104, 755001), (108, 727038), (117, 671112), (156, 503334), (162, 484692), (169, 464616), (216, 363519), (234, 335556), (239, 328536), (243, 323128), (312, 251667), (324, 242346), (338, 232308), (351, 223704), (468, 167778), (478, 164268), (486, 161564), (507, 154872), (648, 121173), (676, 116154), (702, 111852), (717, 109512), (936, 83889), (956, 82134), (972, 80782), (1014, 77436), (1053, 74568), (1352, 58077), (1404, 55926), (1434, 54756), (1521, 51624), (1912, 41067), (1944, 40391), (2028, 38718), (2106, 37284), (2151, 36504), (2808, 27963), (2868, 27378), (3042, 25812), (3107, 25272), (3159, 24856), (4056, 19359), (4212, 18642), (4302, 18252), (4563, 17208), (5736, 13689), (6084, 12906), (6214, 12636), (6318, 12428), (6453, 12168), (8424, 9321), (8604, 9126)]