78958880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:92

約数の個数: 384

約数和(自身を含む): 274337280

約数和(自身を除く): 195378400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 17, 20, 22, 26, 28, 29, 32, 34, 35, 40, 44, 52, 55, 56, 58, 65, 68, 70, 77, 80, 85, 88, 91, 104, 110, 112, 116, 119, 130, 136, 140, 143, 145, 154, 160, 170, 176, 182, 187, 203, 208, 220, 221, 224, 232, 238, 260, 272, 280, 286, 290, 308, 319, 340, 352, 364, 374, 377, 385, 406, 416, 440, 442, 455, 464, 476, 493, 520, 544, 560, 572, 580, 595, 616, 638, 680, 715, 728, 748, 754, 770, 812, 880, 884, 910, 928, 935, 952, 986, 1001, 1015, 1040, 1105, 1120, 1144, 1160, 1190, 1232, 1276, 1309, 1360, 1430, 1456, 1496, 1508, 1540, 1547, 1595, 1624, 1760, 1768, 1820, 1870, 1885, 1904, 1972, 2002, 2030, 2080, 2210, 2233, 2288, 2320, 2380, 2431, 2464, 2465, 2552, 2618, 2639, 2720, 2860, 2912, 2992, 3016, 3080, 3094, 3190, 3248, 3451, 3536, 3640, 3740, 3770, 3808, 3944, 4004, 4060, 4147, 4420, 4466, 4576, 4640, 4760, 4862, 4930, 5005, 5104, 5236, 5278, 5423, 5720, 5984, 6032, 6160, 6188, 6380, 6409, 6496, 6545, 6902, 7072, 7280, 7480, 7540, 7735, 7888, 8008, 8120, 8294, 8840, 8932, 9520, 9724, 9860, 10010, 10208, 10472, 10556, 10846, 11165, 11440, 12064, 12155, 12320, 12376, 12760, 12818, 13090, 13195, 13804, 14560, 14960, 15080, 15470, 15776, 16016, 16240, 16588, 17017, 17255, 17680, 17864, 19040, 19448, 19720, 20020, 20735, 20944, 21112, 21692, 22330, 22880, 24310, 24752, 25520, 25636, 26180, 26390, 27115, 27608, 29029, 29920, 30160, 30940, 32032, 32045, 32480, 33176, 34034, 34510, 35360, 35728, 37961, 38896, 39440, 40040, 41470, 41888, 42224, 43384, 44660, 44863, 48620, 49504, 51040, 51272, 52360, 52780, 54230, 55216, 58058, 60320, 61880, 64090, 66352, 68068, 69020, 70499, 71456, 75922, 77792, 78880, 80080, 82940, 84448, 85085, 86768, 89320, 89726, 97240, 102544, 104720, 105560, 108460, 110432, 116116, 123760, 128180, 132704, 136136, 138040, 140998, 145145, 151844, 160160, 165880, 170170, 173536, 178640, 179452, 189805, 194480, 205088, 209440, 211120, 216920, 224315, 232232, 247520, 256360, 272272, 276080, 281996, 290290, 303688, 331760, 340340, 352495, 357280, 358904, 379610, 388960, 422240, 433840, 448630, 464464, 493493, 512720, 544544, 552160, 563992, 580580, 607376, 663520, 680680, 704990, 717808, 759220, 867680, 897260, 928928, 986986, 1025440, 1127984, 1161160, 1214752, 1361360, 1409980, 1435616, 1518440, 1794520, 1973972, 2255968, 2322320, 2467465, 2722720, 2819960, 3036880, 3589040, 3947944, 4644640, 4934930, 5639920, 6073760, 7178080, 7895888, 9869860, 11279840, 15791776, 19739720, 39479440, 78958880]

約数ペア:

[(1, 78958880), (2, 39479440), (4, 19739720), (5, 15791776), (7, 11279840), (8, 9869860), (10, 7895888), (11, 7178080), (13, 6073760), (14, 5639920), (16, 4934930), (17, 4644640), (20, 3947944), (22, 3589040), (26, 3036880), (28, 2819960), (29, 2722720), (32, 2467465), (34, 2322320), (35, 2255968), (40, 1973972), (44, 1794520), (52, 1518440), (55, 1435616), (56, 1409980), (58, 1361360), (65, 1214752), (68, 1161160), (70, 1127984), (77, 1025440), (80, 986986), (85, 928928), (88, 897260), (91, 867680), (104, 759220), (110, 717808), (112, 704990), (116, 680680), (119, 663520), (130, 607376), (136, 580580), (140, 563992), (143, 552160), (145, 544544), (154, 512720), (160, 493493), (170, 464464), (176, 448630), (182, 433840), (187, 422240), (203, 388960), (208, 379610), (220, 358904), (221, 357280), (224, 352495), (232, 340340), (238, 331760), (260, 303688), (272, 290290), (280, 281996), (286, 276080), (290, 272272), (308, 256360), (319, 247520), (340, 232232), (352, 224315), (364, 216920), (374, 211120), (377, 209440), (385, 205088), (406, 194480), (416, 189805), (440, 179452), (442, 178640), (455, 173536), (464, 170170), (476, 165880), (493, 160160), (520, 151844), (544, 145145), (560, 140998), (572, 138040), (580, 136136), (595, 132704), (616, 128180), (638, 123760), (680, 116116), (715, 110432), (728, 108460), (748, 105560), (754, 104720), (770, 102544), (812, 97240), (880, 89726), (884, 89320), (910, 86768), (928, 85085), (935, 84448), (952, 82940), (986, 80080), (1001, 78880), (1015, 77792), (1040, 75922), (1105, 71456), (1120, 70499), (1144, 69020), (1160, 68068), (1190, 66352), (1232, 64090), (1276, 61880), (1309, 60320), (1360, 58058), (1430, 55216), (1456, 54230), (1496, 52780), (1508, 52360), (1540, 51272), (1547, 51040), (1595, 49504), (1624, 48620), (1760, 44863), (1768, 44660), (1820, 43384), (1870, 42224), (1885, 41888), (1904, 41470), (1972, 40040), (2002, 39440), (2030, 38896), (2080, 37961), (2210, 35728), (2233, 35360), (2288, 34510), (2320, 34034), (2380, 33176), (2431, 32480), (2464, 32045), (2465, 32032), (2552, 30940), (2618, 30160), (2639, 29920), (2720, 29029), (2860, 27608), (2912, 27115), (2992, 26390), (3016, 26180), (3080, 25636), (3094, 25520), (3190, 24752), (3248, 24310), (3451, 22880), (3536, 22330), (3640, 21692), (3740, 21112), (3770, 20944), (3808, 20735), (3944, 20020), (4004, 19720), (4060, 19448), (4147, 19040), (4420, 17864), (4466, 17680), (4576, 17255), (4640, 17017), (4760, 16588), (4862, 16240), (4930, 16016), (5005, 15776), (5104, 15470), (5236, 15080), (5278, 14960), (5423, 14560), (5720, 13804), (5984, 13195), (6032, 13090), (6160, 12818), (6188, 12760), (6380, 12376), (6409, 12320), (6496, 12155), (6545, 12064), (6902, 11440), (7072, 11165), (7280, 10846), (7480, 10556), (7540, 10472), (7735, 10208), (7888, 10010), (8008, 9860), (8120, 9724), (8294, 9520), (8840, 8932)]