78829920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4245

約数の個数: 144

約数和(自身を含む): 289768752

約数和(自身を除く): 210938832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4211, 4680, 6240, 8422, 9360, 12633, 16844, 18720, 21055, 25266, 33688, 37899, 42110, 50532, 54743, 63165, 67376, 75798, 84220, 101064, 109486, 126330, 134752, 151596, 164229, 168440, 189495, 202128, 218972, 252660, 273715, 303192, 328458, 336880, 378990, 404256, 437944, 492687, 505320, 547430, 606384, 656916, 673760, 757980, 821145, 875888, 985374, 1010640, 1094860, 1212768, 1313832, 1515960, 1642290, 1751776, 1970748, 2021280, 2189720, 2463435, 2627664, 3031920, 3284580, 3941496, 4379440, 4926870, 5255328, 6063840, 6569160, 7882992, 8758880, 9853740, 13138320, 15765984, 19707480, 26276640, 39414960, 78829920]

約数ペア:

[(1, 78829920), (2, 39414960), (3, 26276640), (4, 19707480), (5, 15765984), (6, 13138320), (8, 9853740), (9, 8758880), (10, 7882992), (12, 6569160), (13, 6063840), (15, 5255328), (16, 4926870), (18, 4379440), (20, 3941496), (24, 3284580), (26, 3031920), (30, 2627664), (32, 2463435), (36, 2189720), (39, 2021280), (40, 1970748), (45, 1751776), (48, 1642290), (52, 1515960), (60, 1313832), (65, 1212768), (72, 1094860), (78, 1010640), (80, 985374), (90, 875888), (96, 821145), (104, 757980), (117, 673760), (120, 656916), (130, 606384), (144, 547430), (156, 505320), (160, 492687), (180, 437944), (195, 404256), (208, 378990), (234, 336880), (240, 328458), (260, 303192), (288, 273715), (312, 252660), (360, 218972), (390, 202128), (416, 189495), (468, 168440), (480, 164229), (520, 151596), (585, 134752), (624, 126330), (720, 109486), (780, 101064), (936, 84220), (1040, 75798), (1170, 67376), (1248, 63165), (1440, 54743), (1560, 50532), (1872, 42110), (2080, 37899), (2340, 33688), (3120, 25266), (3744, 21055), (4211, 18720), (4680, 16844), (6240, 12633), (8422, 9360)]