491190720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 224

約数和(自身を含む): 1627583232

約数和(自身を除く): 1136392512

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, 163, 172, 192, 215, 219, 240, 258, 292, 320, 326, 344, 365, 430, 438, 480, 489, 516, 584, 645, 652, 688, 730, 815, 860, 876, 960, 978, 1032, 1095, 1168, 1290, 1304, 1376, 1460, 1630, 1720, 1752, 1956, 2064, 2190, 2336, 2445, 2580, 2608, 2752, 2920, 3139, 3260, 3440, 3504, 3912, 4128, 4380, 4672, 4890, 5160, 5216, 5840, 6278, 6520, 6880, 7008, 7009, 7824, 8256, 8760, 9417, 9780, 10320, 10432, 11680, 11899, 12556, 13040, 13760, 14016, 14018, 15648, 15695, 17520, 18834, 19560, 20640, 21027, 23360, 23798, 25112, 26080, 28036, 31296, 31390, 35040, 35045, 35697, 37668, 39120, 41280, 42054, 47085, 47596, 50224, 52160, 56072, 59495, 62780, 70080, 70090, 71394, 75336, 78240, 84108, 94170, 95192, 100448, 105135, 112144, 118990, 125560, 140180, 142788, 150672, 156480, 168216, 178485, 188340, 190384, 200896, 210270, 224288, 237980, 251120, 280360, 285576, 301344, 336432, 356970, 376680, 380768, 420540, 448576, 475960, 502240, 511657, 560720, 571152, 602688, 672864, 713940, 753360, 761536, 841080, 951920, 1004480, 1023314, 1121440, 1142304, 1345728, 1427880, 1506720, 1534971, 1682160, 1903840, 2046628, 2242880, 2284608, 2558285, 2855760, 3013440, 3069942, 3364320, 3807680, 4093256, 5116570, 5711520, 6139884, 6728640, 7674855, 8186512, 10233140, 11423040, 12279768, 15349710, 16373024, 20466280, 24559536, 30699420, 32746048, 40932560, 49119072, 61398840, 81865120, 98238144, 122797680, 163730240, 245595360, 491190720]

約数ペア:

[(1, 491190720), (2, 245595360), (3, 163730240), (4, 122797680), (5, 98238144), (6, 81865120), (8, 61398840), (10, 49119072), (12, 40932560), (15, 32746048), (16, 30699420), (20, 24559536), (24, 20466280), (30, 16373024), (32, 15349710), (40, 12279768), (43, 11423040), (48, 10233140), (60, 8186512), (64, 7674855), (73, 6728640), (80, 6139884), (86, 5711520), (96, 5116570), (120, 4093256), (129, 3807680), (146, 3364320), (160, 3069942), (163, 3013440), (172, 2855760), (192, 2558285), (215, 2284608), (219, 2242880), (240, 2046628), (258, 1903840), (292, 1682160), (320, 1534971), (326, 1506720), (344, 1427880), (365, 1345728), (430, 1142304), (438, 1121440), (480, 1023314), (489, 1004480), (516, 951920), (584, 841080), (645, 761536), (652, 753360), (688, 713940), (730, 672864), (815, 602688), (860, 571152), (876, 560720), (960, 511657), (978, 502240), (1032, 475960), (1095, 448576), (1168, 420540), (1290, 380768), (1304, 376680), (1376, 356970), (1460, 336432), (1630, 301344), (1720, 285576), (1752, 280360), (1956, 251120), (2064, 237980), (2190, 224288), (2336, 210270), (2445, 200896), (2580, 190384), (2608, 188340), (2752, 178485), (2920, 168216), (3139, 156480), (3260, 150672), (3440, 142788), (3504, 140180), (3912, 125560), (4128, 118990), (4380, 112144), (4672, 105135), (4890, 100448), (5160, 95192), (5216, 94170), (5840, 84108), (6278, 78240), (6520, 75336), (6880, 71394), (7008, 70090), (7009, 70080), (7824, 62780), (8256, 59495), (8760, 56072), (9417, 52160), (9780, 50224), (10320, 47596), (10432, 47085), (11680, 42054), (11899, 41280), (12556, 39120), (13040, 37668), (13760, 35697), (14016, 35045), (14018, 35040), (15648, 31390), (15695, 31296), (17520, 28036), (18834, 26080), (19560, 25112), (20640, 23798), (21027, 23360)]