78939840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:735

約数の個数: 224

約数和(自身を含む): 303727104

約数和(自身を除く): 224787264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 272, 280, 320, 336, 340, 357, 408, 420, 448, 476, 480, 510, 544, 560, 595, 672, 680, 691, 714, 816, 840, 952, 960, 1020, 1088, 1120, 1190, 1344, 1360, 1382, 1428, 1632, 1680, 1785, 1904, 2040, 2073, 2240, 2380, 2720, 2764, 2856, 3264, 3360, 3455, 3570, 3808, 4080, 4146, 4760, 4837, 5440, 5528, 5712, 6720, 6910, 7140, 7616, 8160, 8292, 9520, 9674, 10365, 11056, 11424, 11747, 13820, 14280, 14511, 16320, 16584, 19040, 19348, 20730, 22112, 22848, 23494, 24185, 27640, 28560, 29022, 33168, 35241, 38080, 38696, 41460, 44224, 46988, 48370, 55280, 57120, 58044, 58735, 66336, 70482, 72555, 77392, 82229, 82920, 93976, 96740, 110560, 114240, 116088, 117470, 132672, 140964, 145110, 154784, 164458, 165840, 176205, 187952, 193480, 221120, 232176, 234940, 246687, 281928, 290220, 309568, 328916, 331680, 352410, 375904, 386960, 411145, 464352, 469880, 493374, 563856, 580440, 657832, 663360, 704820, 751808, 773920, 822290, 928704, 939760, 986748, 1127712, 1160880, 1233435, 1315664, 1409640, 1547840, 1644580, 1879520, 1973496, 2255424, 2321760, 2466870, 2631328, 2819280, 3289160, 3759040, 3946992, 4643520, 4933740, 5262656, 5638560, 6578320, 7893984, 9867480, 11277120, 13156640, 15787968, 19734960, 26313280, 39469920, 78939840]

約数ペア:

[(1, 78939840), (2, 39469920), (3, 26313280), (4, 19734960), (5, 15787968), (6, 13156640), (7, 11277120), (8, 9867480), (10, 7893984), (12, 6578320), (14, 5638560), (15, 5262656), (16, 4933740), (17, 4643520), (20, 3946992), (21, 3759040), (24, 3289160), (28, 2819280), (30, 2631328), (32, 2466870), (34, 2321760), (35, 2255424), (40, 1973496), (42, 1879520), (48, 1644580), (51, 1547840), (56, 1409640), (60, 1315664), (64, 1233435), (68, 1160880), (70, 1127712), (80, 986748), (84, 939760), (85, 928704), (96, 822290), (102, 773920), (105, 751808), (112, 704820), (119, 663360), (120, 657832), (136, 580440), (140, 563856), (160, 493374), (168, 469880), (170, 464352), (192, 411145), (204, 386960), (210, 375904), (224, 352410), (238, 331680), (240, 328916), (255, 309568), (272, 290220), (280, 281928), (320, 246687), (336, 234940), (340, 232176), (357, 221120), (408, 193480), (420, 187952), (448, 176205), (476, 165840), (480, 164458), (510, 154784), (544, 145110), (560, 140964), (595, 132672), (672, 117470), (680, 116088), (691, 114240), (714, 110560), (816, 96740), (840, 93976), (952, 82920), (960, 82229), (1020, 77392), (1088, 72555), (1120, 70482), (1190, 66336), (1344, 58735), (1360, 58044), (1382, 57120), (1428, 55280), (1632, 48370), (1680, 46988), (1785, 44224), (1904, 41460), (2040, 38696), (2073, 38080), (2240, 35241), (2380, 33168), (2720, 29022), (2764, 28560), (2856, 27640), (3264, 24185), (3360, 23494), (3455, 22848), (3570, 22112), (3808, 20730), (4080, 19348), (4146, 19040), (4760, 16584), (4837, 16320), (5440, 14511), (5528, 14280), (5712, 13820), (6720, 11747), (6910, 11424), (7140, 11056), (7616, 10365), (8160, 9674), (8292, 9520)]