78861120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 224

約数和(自身を含む): 276514560

約数和(自身を除く): 197653440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 71, 78, 80, 89, 96, 104, 120, 130, 142, 156, 160, 178, 192, 195, 208, 213, 240, 260, 267, 284, 312, 320, 355, 356, 390, 416, 426, 445, 480, 520, 534, 568, 624, 710, 712, 780, 832, 852, 890, 923, 960, 1040, 1065, 1068, 1136, 1157, 1248, 1335, 1420, 1424, 1560, 1704, 1780, 1846, 2080, 2130, 2136, 2272, 2314, 2496, 2670, 2769, 2840, 2848, 3120, 3408, 3471, 3560, 3692, 4160, 4260, 4272, 4544, 4615, 4628, 5340, 5538, 5680, 5696, 5785, 6240, 6319, 6816, 6942, 7120, 7384, 8520, 8544, 9230, 9256, 10680, 11076, 11360, 11570, 12480, 12638, 13632, 13845, 13884, 14240, 14768, 17040, 17088, 17355, 18460, 18512, 18957, 21360, 22152, 22720, 23140, 25276, 27690, 27768, 28480, 29536, 31595, 34080, 34710, 36920, 37024, 37914, 42720, 44304, 46280, 50552, 55380, 55536, 59072, 63190, 68160, 69420, 73840, 74048, 75828, 82147, 85440, 88608, 92560, 94785, 101104, 110760, 111072, 126380, 138840, 147680, 151656, 164294, 177216, 185120, 189570, 202208, 221520, 222144, 246441, 252760, 277680, 295360, 303312, 328588, 370240, 379140, 404416, 410735, 443040, 492882, 505520, 555360, 606624, 657176, 758280, 821470, 886080, 985764, 1011040, 1110720, 1213248, 1232205, 1314352, 1516560, 1642940, 1971528, 2022080, 2464410, 2628704, 3033120, 3285880, 3943056, 4928820, 5257408, 6066240, 6571760, 7886112, 9857640, 13143520, 15772224, 19715280, 26287040, 39430560, 78861120]

約数ペア:

[(1, 78861120), (2, 39430560), (3, 26287040), (4, 19715280), (5, 15772224), (6, 13143520), (8, 9857640), (10, 7886112), (12, 6571760), (13, 6066240), (15, 5257408), (16, 4928820), (20, 3943056), (24, 3285880), (26, 3033120), (30, 2628704), (32, 2464410), (39, 2022080), (40, 1971528), (48, 1642940), (52, 1516560), (60, 1314352), (64, 1232205), (65, 1213248), (71, 1110720), (78, 1011040), (80, 985764), (89, 886080), (96, 821470), (104, 758280), (120, 657176), (130, 606624), (142, 555360), (156, 505520), (160, 492882), (178, 443040), (192, 410735), (195, 404416), (208, 379140), (213, 370240), (240, 328588), (260, 303312), (267, 295360), (284, 277680), (312, 252760), (320, 246441), (355, 222144), (356, 221520), (390, 202208), (416, 189570), (426, 185120), (445, 177216), (480, 164294), (520, 151656), (534, 147680), (568, 138840), (624, 126380), (710, 111072), (712, 110760), (780, 101104), (832, 94785), (852, 92560), (890, 88608), (923, 85440), (960, 82147), (1040, 75828), (1065, 74048), (1068, 73840), (1136, 69420), (1157, 68160), (1248, 63190), (1335, 59072), (1420, 55536), (1424, 55380), (1560, 50552), (1704, 46280), (1780, 44304), (1846, 42720), (2080, 37914), (2130, 37024), (2136, 36920), (2272, 34710), (2314, 34080), (2496, 31595), (2670, 29536), (2769, 28480), (2840, 27768), (2848, 27690), (3120, 25276), (3408, 23140), (3471, 22720), (3560, 22152), (3692, 21360), (4160, 18957), (4260, 18512), (4272, 18460), (4544, 17355), (4615, 17088), (4628, 17040), (5340, 14768), (5538, 14240), (5680, 13884), (5696, 13845), (5785, 13632), (6240, 12638), (6319, 12480), (6816, 11570), (6942, 11360), (7120, 11076), (7384, 10680), (8520, 9256), (8544, 9230)]