385066640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 1072431360

約数和(自身を除く): 687364720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 131, 140, 145, 181, 203, 232, 262, 280, 290, 362, 406, 464, 524, 560, 580, 655, 724, 812, 905, 917, 1015, 1048, 1160, 1267, 1310, 1448, 1624, 1810, 1834, 2030, 2096, 2320, 2534, 2620, 2896, 3248, 3620, 3668, 3799, 4060, 4585, 5068, 5240, 5249, 6335, 7240, 7336, 7598, 8120, 9170, 10136, 10480, 10498, 12670, 14480, 14672, 15196, 16240, 18340, 18995, 20272, 20996, 23711, 25340, 26245, 26593, 30392, 36680, 36743, 37990, 41992, 47422, 50680, 52490, 53186, 60784, 73360, 73486, 75980, 83984, 94844, 101360, 104980, 106372, 118555, 132965, 146972, 151960, 165977, 183715, 189688, 209960, 212744, 237110, 265930, 293944, 303920, 331954, 367430, 379376, 419920, 425488, 474220, 531860, 587888, 663908, 687619, 734860, 829885, 948440, 1063720, 1327816, 1375238, 1469720, 1659770, 1896880, 2127440, 2655632, 2750476, 2939440, 3319540, 3438095, 4813333, 5500952, 6639080, 6876190, 9626666, 11001904, 13278160, 13752380, 19253332, 24066665, 27504760, 38506664, 48133330, 55009520, 77013328, 96266660, 192533320, 385066640]

約数ペア:

[(1, 385066640), (2, 192533320), (4, 96266660), (5, 77013328), (7, 55009520), (8, 48133330), (10, 38506664), (14, 27504760), (16, 24066665), (20, 19253332), (28, 13752380), (29, 13278160), (35, 11001904), (40, 9626666), (56, 6876190), (58, 6639080), (70, 5500952), (80, 4813333), (112, 3438095), (116, 3319540), (131, 2939440), (140, 2750476), (145, 2655632), (181, 2127440), (203, 1896880), (232, 1659770), (262, 1469720), (280, 1375238), (290, 1327816), (362, 1063720), (406, 948440), (464, 829885), (524, 734860), (560, 687619), (580, 663908), (655, 587888), (724, 531860), (812, 474220), (905, 425488), (917, 419920), (1015, 379376), (1048, 367430), (1160, 331954), (1267, 303920), (1310, 293944), (1448, 265930), (1624, 237110), (1810, 212744), (1834, 209960), (2030, 189688), (2096, 183715), (2320, 165977), (2534, 151960), (2620, 146972), (2896, 132965), (3248, 118555), (3620, 106372), (3668, 104980), (3799, 101360), (4060, 94844), (4585, 83984), (5068, 75980), (5240, 73486), (5249, 73360), (6335, 60784), (7240, 53186), (7336, 52490), (7598, 50680), (8120, 47422), (9170, 41992), (10136, 37990), (10480, 36743), (10498, 36680), (12670, 30392), (14480, 26593), (14672, 26245), (15196, 25340), (16240, 23711), (18340, 20996), (18995, 20272)]