1318811520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52837}}^1$

素因数の和:52872

約数の個数: 128

約数和(自身を含む): 4527159840

約数和(自身を除く): 3208348320

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, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 52837, 105674, 158511, 211348, 264185, 317022, 422696, 528370, 634044, 686881, 792555, 845392, 1056740, 1268088, 1373762, 1585110, 1690784, 2060643, 2113480, 2536176, 2747524, 3170220, 3381568, 3434405, 4121286, 4226960, 5072352, 5495048, 6340440, 6763136, 6868810, 8242572, 8453920, 10144704, 10303215, 10990096, 12680880, 13737620, 16485144, 16907840, 20289408, 20606430, 21980192, 25361760, 27475240, 32970288, 33815680, 41212860, 43960384, 50723520, 54950480, 65940576, 82425720, 87920768, 101447040, 109900960, 131881152, 164851440, 219801920, 263762304, 329702880, 439603840, 659405760, 1318811520]

約数ペア:

[(1, 1318811520), (2, 659405760), (3, 439603840), (4, 329702880), (5, 263762304), (6, 219801920), (8, 164851440), (10, 131881152), (12, 109900960), (13, 101447040), (15, 87920768), (16, 82425720), (20, 65940576), (24, 54950480), (26, 50723520), (30, 43960384), (32, 41212860), (39, 33815680), (40, 32970288), (48, 27475240), (52, 25361760), (60, 21980192), (64, 20606430), (65, 20289408), (78, 16907840), (80, 16485144), (96, 13737620), (104, 12680880), (120, 10990096), (128, 10303215), (130, 10144704), (156, 8453920), (160, 8242572), (192, 6868810), (195, 6763136), (208, 6340440), (240, 5495048), (260, 5072352), (312, 4226960), (320, 4121286), (384, 3434405), (390, 3381568), (416, 3170220), (480, 2747524), (520, 2536176), (624, 2113480), (640, 2060643), (780, 1690784), (832, 1585110), (960, 1373762), (1040, 1268088), (1248, 1056740), (1560, 845392), (1664, 792555), (1920, 686881), (2080, 634044), (2496, 528370), (3120, 422696), (4160, 317022), (4992, 264185), (6240, 211348), (8320, 158511), (12480, 105674), (24960, 52837)]