219981120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:209

約数の個数: 168

約数和(自身を含む): 724607136

約数和(自身を除く): 504626016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 73, 80, 86, 96, 120, 129, 146, 160, 172, 192, 215, 219, 240, 258, 292, 320, 344, 365, 430, 438, 480, 516, 584, 645, 688, 730, 860, 876, 960, 1032, 1095, 1168, 1290, 1376, 1460, 1720, 1752, 2064, 2190, 2336, 2580, 2752, 2920, 3139, 3440, 3504, 4128, 4380, 4672, 5160, 5329, 5840, 6278, 6880, 7008, 8256, 8760, 9417, 10320, 10658, 11680, 12556, 13760, 14016, 15695, 15987, 17520, 18834, 20640, 21316, 23360, 25112, 26645, 31390, 31974, 35040, 37668, 41280, 42632, 47085, 50224, 53290, 62780, 63948, 70080, 75336, 79935, 85264, 94170, 100448, 106580, 125560, 127896, 150672, 159870, 170528, 188340, 200896, 213160, 229147, 251120, 255792, 301344, 319740, 341056, 376680, 426320, 458294, 502240, 511584, 602688, 639480, 687441, 753360, 852640, 916588, 1004480, 1023168, 1145735, 1278960, 1374882, 1506720, 1705280, 1833176, 2291470, 2557920, 2749764, 3013440, 3437205, 3666352, 4582940, 5115840, 5499528, 6874410, 7332704, 9165880, 10999056, 13748820, 14665408, 18331760, 21998112, 27497640, 36663520, 43996224, 54995280, 73327040, 109990560, 219981120]

約数ペア:

[(1, 219981120), (2, 109990560), (3, 73327040), (4, 54995280), (5, 43996224), (6, 36663520), (8, 27497640), (10, 21998112), (12, 18331760), (15, 14665408), (16, 13748820), (20, 10999056), (24, 9165880), (30, 7332704), (32, 6874410), (40, 5499528), (43, 5115840), (48, 4582940), (60, 3666352), (64, 3437205), (73, 3013440), (80, 2749764), (86, 2557920), (96, 2291470), (120, 1833176), (129, 1705280), (146, 1506720), (160, 1374882), (172, 1278960), (192, 1145735), (215, 1023168), (219, 1004480), (240, 916588), (258, 852640), (292, 753360), (320, 687441), (344, 639480), (365, 602688), (430, 511584), (438, 502240), (480, 458294), (516, 426320), (584, 376680), (645, 341056), (688, 319740), (730, 301344), (860, 255792), (876, 251120), (960, 229147), (1032, 213160), (1095, 200896), (1168, 188340), (1290, 170528), (1376, 159870), (1460, 150672), (1720, 127896), (1752, 125560), (2064, 106580), (2190, 100448), (2336, 94170), (2580, 85264), (2752, 79935), (2920, 75336), (3139, 70080), (3440, 63948), (3504, 62780), (4128, 53290), (4380, 50224), (4672, 47085), (5160, 42632), (5329, 41280), (5840, 37668), (6278, 35040), (6880, 31974), (7008, 31390), (8256, 26645), (8760, 25112), (9417, 23360), (10320, 21316), (10658, 20640), (11680, 18834), (12556, 17520), (13760, 15987), (14016, 15695)]