2049840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:108

約数の個数: 160

約数和(自身を含む): 7707840

約数和(自身を除く): 5658000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 73, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 146, 156, 180, 195, 208, 216, 219, 234, 240, 260, 270, 292, 312, 351, 360, 365, 390, 432, 438, 468, 520, 540, 584, 585, 624, 657, 702, 720, 730, 780, 876, 936, 949, 1040, 1080, 1095, 1168, 1170, 1314, 1404, 1460, 1560, 1752, 1755, 1872, 1898, 1971, 2160, 2190, 2340, 2628, 2808, 2847, 2920, 3120, 3285, 3504, 3510, 3796, 3942, 4380, 4680, 4745, 5256, 5616, 5694, 5840, 6570, 7020, 7592, 7884, 8541, 8760, 9360, 9490, 9855, 10512, 11388, 13140, 14040, 14235, 15184, 15768, 17082, 17520, 18980, 19710, 22776, 25623, 26280, 28080, 28470, 31536, 34164, 37960, 39420, 42705, 45552, 51246, 52560, 56940, 68328, 75920, 78840, 85410, 102492, 113880, 128115, 136656, 157680, 170820, 204984, 227760, 256230, 341640, 409968, 512460, 683280, 1024920, 2049840]

約数ペア:

[(1, 2049840), (2, 1024920), (3, 683280), (4, 512460), (5, 409968), (6, 341640), (8, 256230), (9, 227760), (10, 204984), (12, 170820), (13, 157680), (15, 136656), (16, 128115), (18, 113880), (20, 102492), (24, 85410), (26, 78840), (27, 75920), (30, 68328), (36, 56940), (39, 52560), (40, 51246), (45, 45552), (48, 42705), (52, 39420), (54, 37960), (60, 34164), (65, 31536), (72, 28470), (73, 28080), (78, 26280), (80, 25623), (90, 22776), (104, 19710), (108, 18980), (117, 17520), (120, 17082), (130, 15768), (135, 15184), (144, 14235), (146, 14040), (156, 13140), (180, 11388), (195, 10512), (208, 9855), (216, 9490), (219, 9360), (234, 8760), (240, 8541), (260, 7884), (270, 7592), (292, 7020), (312, 6570), (351, 5840), (360, 5694), (365, 5616), (390, 5256), (432, 4745), (438, 4680), (468, 4380), (520, 3942), (540, 3796), (584, 3510), (585, 3504), (624, 3285), (657, 3120), (702, 2920), (720, 2847), (730, 2808), (780, 2628), (876, 2340), (936, 2190), (949, 2160), (1040, 1971), (1080, 1898), (1095, 1872), (1168, 1755), (1170, 1752), (1314, 1560), (1404, 1460)]