227319040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:772

約数の個数: 144

約数和(自身を含む): 618105600

約数和(自身を除く): 390786560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 320, 380, 416, 494, 520, 608, 640, 719, 760, 832, 988, 1040, 1216, 1235, 1280, 1438, 1520, 1664, 1976, 2080, 2432, 2470, 2876, 3040, 3328, 3595, 3952, 4160, 4864, 4940, 5752, 6080, 7190, 7904, 8320, 9347, 9880, 11504, 12160, 13661, 14380, 15808, 16640, 18694, 19760, 23008, 24320, 27322, 28760, 31616, 37388, 39520, 46016, 46735, 54644, 57520, 63232, 68305, 74776, 79040, 92032, 93470, 109288, 115040, 136610, 149552, 158080, 177593, 184064, 186940, 218576, 230080, 273220, 299104, 316160, 355186, 373880, 437152, 460160, 546440, 598208, 710372, 747760, 874304, 887965, 920320, 1092880, 1196416, 1420744, 1495520, 1748608, 1775930, 2185760, 2392832, 2841488, 2991040, 3497216, 3551860, 4371520, 5682976, 5982080, 7103720, 8743040, 11365952, 11964160, 14207440, 17486080, 22731904, 28414880, 45463808, 56829760, 113659520, 227319040]

約数ペア:

[(1, 227319040), (2, 113659520), (4, 56829760), (5, 45463808), (8, 28414880), (10, 22731904), (13, 17486080), (16, 14207440), (19, 11964160), (20, 11365952), (26, 8743040), (32, 7103720), (38, 5982080), (40, 5682976), (52, 4371520), (64, 3551860), (65, 3497216), (76, 2991040), (80, 2841488), (95, 2392832), (104, 2185760), (128, 1775930), (130, 1748608), (152, 1495520), (160, 1420744), (190, 1196416), (208, 1092880), (247, 920320), (256, 887965), (260, 874304), (304, 747760), (320, 710372), (380, 598208), (416, 546440), (494, 460160), (520, 437152), (608, 373880), (640, 355186), (719, 316160), (760, 299104), (832, 273220), (988, 230080), (1040, 218576), (1216, 186940), (1235, 184064), (1280, 177593), (1438, 158080), (1520, 149552), (1664, 136610), (1976, 115040), (2080, 109288), (2432, 93470), (2470, 92032), (2876, 79040), (3040, 74776), (3328, 68305), (3595, 63232), (3952, 57520), (4160, 54644), (4864, 46735), (4940, 46016), (5752, 39520), (6080, 37388), (7190, 31616), (7904, 28760), (8320, 27322), (9347, 24320), (9880, 23008), (11504, 19760), (12160, 18694), (13661, 16640), (14380, 15808)]