178869680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 160

約数和(自身を含む): 483183360

約数和(自身を除く): 304313680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 43, 44, 55, 58, 80, 86, 88, 110, 116, 145, 163, 172, 176, 215, 220, 232, 290, 319, 326, 344, 430, 440, 464, 473, 580, 638, 652, 688, 815, 860, 880, 946, 1160, 1247, 1276, 1304, 1595, 1630, 1720, 1793, 1892, 2320, 2365, 2494, 2552, 2608, 3190, 3260, 3440, 3586, 3784, 4727, 4730, 4988, 5104, 6235, 6380, 6520, 7009, 7172, 7568, 8965, 9454, 9460, 9976, 12470, 12760, 13040, 13717, 14018, 14344, 17930, 18908, 18920, 19952, 23635, 24940, 25520, 27434, 28036, 28688, 35045, 35860, 37816, 37840, 47270, 49880, 51997, 54868, 56072, 68585, 70090, 71720, 75632, 77099, 94540, 99760, 103994, 109736, 112144, 137170, 140180, 143440, 154198, 189080, 203261, 207988, 219472, 259985, 274340, 280360, 308396, 378160, 385495, 406522, 415976, 519970, 548680, 560720, 616792, 770990, 813044, 831952, 1016305, 1039940, 1097360, 1233584, 1541980, 1626088, 2032610, 2079880, 2235871, 3083960, 3252176, 4065220, 4159760, 4471742, 6167920, 8130440, 8943484, 11179355, 16260880, 17886968, 22358710, 35773936, 44717420, 89434840, 178869680]

約数ペア:

[(1, 178869680), (2, 89434840), (4, 44717420), (5, 35773936), (8, 22358710), (10, 17886968), (11, 16260880), (16, 11179355), (20, 8943484), (22, 8130440), (29, 6167920), (40, 4471742), (43, 4159760), (44, 4065220), (55, 3252176), (58, 3083960), (80, 2235871), (86, 2079880), (88, 2032610), (110, 1626088), (116, 1541980), (145, 1233584), (163, 1097360), (172, 1039940), (176, 1016305), (215, 831952), (220, 813044), (232, 770990), (290, 616792), (319, 560720), (326, 548680), (344, 519970), (430, 415976), (440, 406522), (464, 385495), (473, 378160), (580, 308396), (638, 280360), (652, 274340), (688, 259985), (815, 219472), (860, 207988), (880, 203261), (946, 189080), (1160, 154198), (1247, 143440), (1276, 140180), (1304, 137170), (1595, 112144), (1630, 109736), (1720, 103994), (1793, 99760), (1892, 94540), (2320, 77099), (2365, 75632), (2494, 71720), (2552, 70090), (2608, 68585), (3190, 56072), (3260, 54868), (3440, 51997), (3586, 49880), (3784, 47270), (4727, 37840), (4730, 37816), (4988, 35860), (5104, 35045), (6235, 28688), (6380, 28036), (6520, 27434), (7009, 25520), (7172, 24940), (7568, 23635), (8965, 19952), (9454, 18920), (9460, 18908), (9976, 17930), (12470, 14344), (12760, 14018), (13040, 13717)]