78569920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 224

約数和(自身を含む): 235037376

約数和(自身を除く): 156467456

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 64, 65, 68, 80, 85, 88, 101, 104, 110, 130, 136, 143, 160, 170, 176, 187, 202, 208, 220, 221, 260, 272, 286, 320, 340, 352, 374, 404, 416, 440, 442, 505, 520, 544, 572, 680, 704, 715, 748, 808, 832, 880, 884, 935, 1010, 1040, 1088, 1105, 1111, 1144, 1313, 1360, 1430, 1496, 1616, 1717, 1760, 1768, 1870, 2020, 2080, 2210, 2222, 2288, 2431, 2626, 2720, 2860, 2992, 3232, 3434, 3520, 3536, 3740, 4040, 4160, 4420, 4444, 4576, 4862, 5252, 5440, 5555, 5720, 5984, 6464, 6565, 6868, 7072, 7480, 8080, 8585, 8840, 8888, 9152, 9724, 10504, 11110, 11440, 11968, 12155, 13130, 13736, 14144, 14443, 14960, 16160, 17170, 17680, 17776, 18887, 19448, 21008, 22220, 22321, 22880, 24310, 26260, 27472, 28886, 29920, 32320, 34340, 35360, 35552, 37774, 38896, 42016, 44440, 44642, 45760, 48620, 52520, 54944, 57772, 59840, 68680, 70720, 71104, 72215, 75548, 77792, 84032, 88880, 89284, 94435, 97240, 105040, 109888, 111605, 115544, 137360, 144430, 151096, 155584, 177760, 178568, 188870, 194480, 210080, 223210, 231088, 245531, 274720, 288860, 302192, 355520, 357136, 377740, 388960, 420160, 446420, 462176, 491062, 549440, 577720, 604384, 714272, 755480, 777920, 892840, 924352, 982124, 1155440, 1208768, 1227655, 1428544, 1510960, 1785680, 1964248, 2310880, 2455310, 3021920, 3571360, 3928496, 4621760, 4910620, 6043840, 7142720, 7856992, 9821240, 15713984, 19642480, 39284960, 78569920]

約数ペア:

[(1, 78569920), (2, 39284960), (4, 19642480), (5, 15713984), (8, 9821240), (10, 7856992), (11, 7142720), (13, 6043840), (16, 4910620), (17, 4621760), (20, 3928496), (22, 3571360), (26, 3021920), (32, 2455310), (34, 2310880), (40, 1964248), (44, 1785680), (52, 1510960), (55, 1428544), (64, 1227655), (65, 1208768), (68, 1155440), (80, 982124), (85, 924352), (88, 892840), (101, 777920), (104, 755480), (110, 714272), (130, 604384), (136, 577720), (143, 549440), (160, 491062), (170, 462176), (176, 446420), (187, 420160), (202, 388960), (208, 377740), (220, 357136), (221, 355520), (260, 302192), (272, 288860), (286, 274720), (320, 245531), (340, 231088), (352, 223210), (374, 210080), (404, 194480), (416, 188870), (440, 178568), (442, 177760), (505, 155584), (520, 151096), (544, 144430), (572, 137360), (680, 115544), (704, 111605), (715, 109888), (748, 105040), (808, 97240), (832, 94435), (880, 89284), (884, 88880), (935, 84032), (1010, 77792), (1040, 75548), (1088, 72215), (1105, 71104), (1111, 70720), (1144, 68680), (1313, 59840), (1360, 57772), (1430, 54944), (1496, 52520), (1616, 48620), (1717, 45760), (1760, 44642), (1768, 44440), (1870, 42016), (2020, 38896), (2080, 37774), (2210, 35552), (2222, 35360), (2288, 34340), (2431, 32320), (2626, 29920), (2720, 28886), (2860, 27472), (2992, 26260), (3232, 24310), (3434, 22880), (3520, 22321), (3536, 22220), (3740, 21008), (4040, 19448), (4160, 18887), (4420, 17776), (4444, 17680), (4576, 17170), (4862, 16160), (5252, 14960), (5440, 14443), (5555, 14144), (5720, 13736), (5984, 13130), (6464, 12155), (6565, 11968), (6868, 11440), (7072, 11110), (7480, 10504), (8080, 9724), (8585, 9152), (8840, 8888)]