278759520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14891}}^1$

素因数の和:14925

約数の個数: 144

約数和(自身を含む): 1024510032

約数和(自身を除く): 745750512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 14891, 18720, 29782, 44673, 59564, 74455, 89346, 119128, 134019, 148910, 178692, 193583, 223365, 238256, 268038, 297820, 357384, 387166, 446730, 476512, 536076, 580749, 595640, 670095, 714768, 774332, 893460, 967915, 1072152, 1161498, 1191280, 1340190, 1429536, 1548664, 1742247, 1786920, 1935830, 2144304, 2322996, 2382560, 2680380, 2903745, 3097328, 3484494, 3573840, 3871660, 4288608, 4645992, 5360760, 5807490, 6194656, 6968988, 7147680, 7743320, 8711235, 9291984, 10721520, 11614980, 13937976, 15486640, 17422470, 18583968, 21443040, 23229960, 27875952, 30973280, 34844940, 46459920, 55751904, 69689880, 92919840, 139379760, 278759520]

約数ペア:

[(1, 278759520), (2, 139379760), (3, 92919840), (4, 69689880), (5, 55751904), (6, 46459920), (8, 34844940), (9, 30973280), (10, 27875952), (12, 23229960), (13, 21443040), (15, 18583968), (16, 17422470), (18, 15486640), (20, 13937976), (24, 11614980), (26, 10721520), (30, 9291984), (32, 8711235), (36, 7743320), (39, 7147680), (40, 6968988), (45, 6194656), (48, 5807490), (52, 5360760), (60, 4645992), (65, 4288608), (72, 3871660), (78, 3573840), (80, 3484494), (90, 3097328), (96, 2903745), (104, 2680380), (117, 2382560), (120, 2322996), (130, 2144304), (144, 1935830), (156, 1786920), (160, 1742247), (180, 1548664), (195, 1429536), (208, 1340190), (234, 1191280), (240, 1161498), (260, 1072152), (288, 967915), (312, 893460), (360, 774332), (390, 714768), (416, 670095), (468, 595640), (480, 580749), (520, 536076), (585, 476512), (624, 446730), (720, 387166), (780, 357384), (936, 297820), (1040, 268038), (1170, 238256), (1248, 223365), (1440, 193583), (1560, 178692), (1872, 148910), (2080, 134019), (2340, 119128), (3120, 89346), (3744, 74455), (4680, 59564), (6240, 44673), (9360, 29782), (14891, 18720)]