263627520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5281}}^1$

素因数の和:5318

約数の個数: 144

約数和(自身を含む): 906898272

約数和(自身を除く): 643270752

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, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 5281, 6240, 8320, 9984, 10562, 12480, 15843, 16640, 21124, 24960, 26405, 31686, 42248, 49920, 52810, 63372, 68653, 79215, 84496, 105620, 126744, 137306, 158430, 168992, 205959, 211240, 253488, 274612, 316860, 337984, 343265, 411918, 422480, 506976, 549224, 633720, 675968, 686530, 823836, 844960, 1013952, 1029795, 1098448, 1267440, 1351936, 1373060, 1647672, 1689920, 2027904, 2059590, 2196896, 2534880, 2746120, 3295344, 3379840, 4055808, 4119180, 4393792, 5069760, 5492240, 6590688, 6759680, 8238360, 8787584, 10139520, 10984480, 13181376, 16476720, 17575168, 20279040, 21968960, 26362752, 32953440, 43937920, 52725504, 65906880, 87875840, 131813760, 263627520]

約数ペア:

[(1, 263627520), (2, 131813760), (3, 87875840), (4, 65906880), (5, 52725504), (6, 43937920), (8, 32953440), (10, 26362752), (12, 21968960), (13, 20279040), (15, 17575168), (16, 16476720), (20, 13181376), (24, 10984480), (26, 10139520), (30, 8787584), (32, 8238360), (39, 6759680), (40, 6590688), (48, 5492240), (52, 5069760), (60, 4393792), (64, 4119180), (65, 4055808), (78, 3379840), (80, 3295344), (96, 2746120), (104, 2534880), (120, 2196896), (128, 2059590), (130, 2027904), (156, 1689920), (160, 1647672), (192, 1373060), (195, 1351936), (208, 1267440), (240, 1098448), (256, 1029795), (260, 1013952), (312, 844960), (320, 823836), (384, 686530), (390, 675968), (416, 633720), (480, 549224), (520, 506976), (624, 422480), (640, 411918), (768, 343265), (780, 337984), (832, 316860), (960, 274612), (1040, 253488), (1248, 211240), (1280, 205959), (1560, 168992), (1664, 158430), (1920, 137306), (2080, 126744), (2496, 105620), (3120, 84496), (3328, 79215), (3840, 68653), (4160, 63372), (4992, 52810), (5281, 49920), (6240, 42248), (8320, 31686), (9984, 26405), (10562, 24960), (12480, 21124), (15843, 16640)]