16604640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 144

約数和(自身を含む): 61090848

約数和(自身を除く): 44486208

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, 887, 936, 1040, 1170, 1248, 1440, 1560, 1774, 1872, 2080, 2340, 2661, 3120, 3548, 3744, 4435, 4680, 5322, 6240, 7096, 7983, 8870, 9360, 10644, 11531, 13305, 14192, 15966, 17740, 18720, 21288, 23062, 26610, 28384, 31932, 34593, 35480, 39915, 42576, 46124, 53220, 57655, 63864, 69186, 70960, 79830, 85152, 92248, 103779, 106440, 115310, 127728, 138372, 141920, 159660, 172965, 184496, 207558, 212880, 230620, 255456, 276744, 319320, 345930, 368992, 415116, 425760, 461240, 518895, 553488, 638640, 691860, 830232, 922480, 1037790, 1106976, 1277280, 1383720, 1660464, 1844960, 2075580, 2767440, 3320928, 4151160, 5534880, 8302320, 16604640]

約数ペア:

[(1, 16604640), (2, 8302320), (3, 5534880), (4, 4151160), (5, 3320928), (6, 2767440), (8, 2075580), (9, 1844960), (10, 1660464), (12, 1383720), (13, 1277280), (15, 1106976), (16, 1037790), (18, 922480), (20, 830232), (24, 691860), (26, 638640), (30, 553488), (32, 518895), (36, 461240), (39, 425760), (40, 415116), (45, 368992), (48, 345930), (52, 319320), (60, 276744), (65, 255456), (72, 230620), (78, 212880), (80, 207558), (90, 184496), (96, 172965), (104, 159660), (117, 141920), (120, 138372), (130, 127728), (144, 115310), (156, 106440), (160, 103779), (180, 92248), (195, 85152), (208, 79830), (234, 70960), (240, 69186), (260, 63864), (288, 57655), (312, 53220), (360, 46124), (390, 42576), (416, 39915), (468, 35480), (480, 34593), (520, 31932), (585, 28384), (624, 26610), (720, 23062), (780, 21288), (887, 18720), (936, 17740), (1040, 15966), (1170, 14192), (1248, 13305), (1440, 11531), (1560, 10644), (1774, 9360), (1872, 8870), (2080, 7983), (2340, 7096), (2661, 6240), (3120, 5322), (3548, 4680), (3744, 4435)]