19231680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 224

約数和(自身を含む): 69640704

約数和(自身を除く): 50409024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 67, 69, 78, 80, 92, 96, 104, 115, 120, 130, 134, 138, 156, 160, 184, 192, 195, 201, 208, 230, 240, 260, 268, 276, 299, 312, 320, 335, 345, 368, 390, 402, 416, 460, 480, 520, 536, 552, 598, 624, 670, 690, 736, 780, 804, 832, 871, 897, 920, 960, 1005, 1040, 1072, 1104, 1196, 1248, 1340, 1380, 1472, 1495, 1541, 1560, 1608, 1742, 1794, 1840, 2010, 2080, 2144, 2208, 2392, 2496, 2613, 2680, 2760, 2990, 3082, 3120, 3216, 3484, 3588, 3680, 4020, 4160, 4288, 4355, 4416, 4485, 4623, 4784, 5226, 5360, 5520, 5980, 6164, 6240, 6432, 6968, 7176, 7360, 7705, 8040, 8710, 8970, 9246, 9568, 10452, 10720, 11040, 11960, 12328, 12480, 12864, 13065, 13936, 14352, 15410, 16080, 17420, 17940, 18492, 19136, 20033, 20904, 21440, 22080, 23115, 23920, 24656, 26130, 27872, 28704, 30820, 32160, 34840, 35880, 36984, 40066, 41808, 46230, 47840, 49312, 52260, 55744, 57408, 60099, 61640, 64320, 69680, 71760, 73968, 80132, 83616, 92460, 95680, 98624, 100165, 104520, 120198, 123280, 139360, 143520, 147936, 160264, 167232, 184920, 200330, 209040, 240396, 246560, 278720, 287040, 295872, 300495, 320528, 369840, 400660, 418080, 480792, 493120, 600990, 641056, 739680, 801320, 836160, 961584, 1201980, 1282112, 1479360, 1602640, 1923168, 2403960, 3205280, 3846336, 4807920, 6410560, 9615840, 19231680]

約数ペア:

[(1, 19231680), (2, 9615840), (3, 6410560), (4, 4807920), (5, 3846336), (6, 3205280), (8, 2403960), (10, 1923168), (12, 1602640), (13, 1479360), (15, 1282112), (16, 1201980), (20, 961584), (23, 836160), (24, 801320), (26, 739680), (30, 641056), (32, 600990), (39, 493120), (40, 480792), (46, 418080), (48, 400660), (52, 369840), (60, 320528), (64, 300495), (65, 295872), (67, 287040), (69, 278720), (78, 246560), (80, 240396), (92, 209040), (96, 200330), (104, 184920), (115, 167232), (120, 160264), (130, 147936), (134, 143520), (138, 139360), (156, 123280), (160, 120198), (184, 104520), (192, 100165), (195, 98624), (201, 95680), (208, 92460), (230, 83616), (240, 80132), (260, 73968), (268, 71760), (276, 69680), (299, 64320), (312, 61640), (320, 60099), (335, 57408), (345, 55744), (368, 52260), (390, 49312), (402, 47840), (416, 46230), (460, 41808), (480, 40066), (520, 36984), (536, 35880), (552, 34840), (598, 32160), (624, 30820), (670, 28704), (690, 27872), (736, 26130), (780, 24656), (804, 23920), (832, 23115), (871, 22080), (897, 21440), (920, 20904), (960, 20033), (1005, 19136), (1040, 18492), (1072, 17940), (1104, 17420), (1196, 16080), (1248, 15410), (1340, 14352), (1380, 13936), (1472, 13065), (1495, 12864), (1541, 12480), (1560, 12328), (1608, 11960), (1742, 11040), (1794, 10720), (1840, 10452), (2010, 9568), (2080, 9246), (2144, 8970), (2208, 8710), (2392, 8040), (2496, 7705), (2613, 7360), (2680, 7176), (2760, 6968), (2990, 6432), (3082, 6240), (3120, 6164), (3216, 5980), (3484, 5520), (3588, 5360), (3680, 5226), (4020, 4784), (4160, 4623), (4288, 4485), (4355, 4416)]