20700576

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 69148800

約数和(自身を除く): 48448224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 32, 36, 38, 39, 48, 52, 54, 57, 72, 76, 78, 96, 97, 104, 108, 114, 117, 144, 152, 156, 171, 194, 208, 216, 228, 234, 247, 288, 291, 304, 312, 342, 351, 388, 416, 432, 456, 468, 494, 513, 582, 608, 624, 684, 702, 741, 776, 864, 873, 912, 936, 988, 1026, 1164, 1248, 1261, 1368, 1404, 1482, 1552, 1746, 1824, 1843, 1872, 1976, 2052, 2223, 2328, 2522, 2619, 2736, 2808, 2964, 3104, 3492, 3686, 3744, 3783, 3952, 4104, 4446, 4656, 5044, 5238, 5472, 5529, 5616, 5928, 6669, 6984, 7372, 7566, 7904, 8208, 8892, 9312, 10088, 10476, 11058, 11232, 11349, 11856, 13338, 13968, 14744, 15132, 16416, 16587, 17784, 20176, 20952, 22116, 22698, 23712, 23959, 26676, 27936, 29488, 30264, 33174, 34047, 35568, 40352, 41904, 44232, 45396, 47918, 49761, 53352, 58976, 60528, 66348, 68094, 71136, 71877, 83808, 88464, 90792, 95836, 99522, 106704, 121056, 132696, 136188, 143754, 176928, 181584, 191672, 199044, 213408, 215631, 265392, 272376, 287508, 363168, 383344, 398088, 431262, 530784, 544752, 575016, 646893, 766688, 796176, 862524, 1089504, 1150032, 1293786, 1592352, 1725048, 2300064, 2587572, 3450096, 5175144, 6900192, 10350288, 20700576]

約数ペア:

[(1, 20700576), (2, 10350288), (3, 6900192), (4, 5175144), (6, 3450096), (8, 2587572), (9, 2300064), (12, 1725048), (13, 1592352), (16, 1293786), (18, 1150032), (19, 1089504), (24, 862524), (26, 796176), (27, 766688), (32, 646893), (36, 575016), (38, 544752), (39, 530784), (48, 431262), (52, 398088), (54, 383344), (57, 363168), (72, 287508), (76, 272376), (78, 265392), (96, 215631), (97, 213408), (104, 199044), (108, 191672), (114, 181584), (117, 176928), (144, 143754), (152, 136188), (156, 132696), (171, 121056), (194, 106704), (208, 99522), (216, 95836), (228, 90792), (234, 88464), (247, 83808), (288, 71877), (291, 71136), (304, 68094), (312, 66348), (342, 60528), (351, 58976), (388, 53352), (416, 49761), (432, 47918), (456, 45396), (468, 44232), (494, 41904), (513, 40352), (582, 35568), (608, 34047), (624, 33174), (684, 30264), (702, 29488), (741, 27936), (776, 26676), (864, 23959), (873, 23712), (912, 22698), (936, 22116), (988, 20952), (1026, 20176), (1164, 17784), (1248, 16587), (1261, 16416), (1368, 15132), (1404, 14744), (1482, 13968), (1552, 13338), (1746, 11856), (1824, 11349), (1843, 11232), (1872, 11058), (1976, 10476), (2052, 10088), (2223, 9312), (2328, 8892), (2522, 8208), (2619, 7904), (2736, 7566), (2808, 7372), (2964, 6984), (3104, 6669), (3492, 5928), (3686, 5616), (3744, 5529), (3783, 5472), (3952, 5238), (4104, 5044), (4446, 4656)]