329217280

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 216

約数和(自身を含む): 954200520

約数和(自身を除く): 624983240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 128, 140, 145, 160, 181, 196, 203, 224, 232, 245, 256, 280, 290, 320, 362, 392, 406, 448, 464, 490, 560, 580, 640, 724, 784, 812, 896, 905, 928, 980, 1015, 1120, 1160, 1267, 1280, 1421, 1448, 1568, 1624, 1792, 1810, 1856, 1960, 2030, 2240, 2320, 2534, 2842, 2896, 3136, 3248, 3620, 3712, 3920, 4060, 4480, 4640, 5068, 5249, 5684, 5792, 6272, 6335, 6496, 7105, 7240, 7424, 7840, 8120, 8869, 8960, 9280, 10136, 10498, 11368, 11584, 12544, 12670, 12992, 14210, 14480, 15680, 16240, 17738, 18560, 20272, 20996, 22736, 23168, 25340, 25984, 26245, 28420, 28960, 31360, 32480, 35476, 36743, 37120, 40544, 41992, 44345, 45472, 46336, 50680, 51968, 52490, 56840, 57920, 62720, 64960, 70952, 73486, 81088, 83984, 88690, 90944, 101360, 104980, 113680, 115840, 129920, 141904, 146972, 162176, 167968, 177380, 181888, 183715, 202720, 209960, 227360, 231680, 257201, 259840, 283808, 293944, 324352, 335936, 354760, 363776, 367430, 405440, 419920, 454720, 514402, 567616, 587888, 671872, 709520, 734860, 810880, 839840, 909440, 1028804, 1135232, 1175776, 1286005, 1343744, 1419040, 1469720, 1621760, 1679680, 1818880, 2057608, 2270464, 2351552, 2572010, 2838080, 2939440, 3359360, 4115216, 4703104, 5144020, 5676160, 5878880, 6718720, 8230432, 9406208, 10288040, 11352320, 11757760, 16460864, 20576080, 23515520, 32921728, 41152160, 47031040, 65843456, 82304320, 164608640, 329217280]

約数ペア:

[(1, 329217280), (2, 164608640), (4, 82304320), (5, 65843456), (7, 47031040), (8, 41152160), (10, 32921728), (14, 23515520), (16, 20576080), (20, 16460864), (28, 11757760), (29, 11352320), (32, 10288040), (35, 9406208), (40, 8230432), (49, 6718720), (56, 5878880), (58, 5676160), (64, 5144020), (70, 4703104), (80, 4115216), (98, 3359360), (112, 2939440), (116, 2838080), (128, 2572010), (140, 2351552), (145, 2270464), (160, 2057608), (181, 1818880), (196, 1679680), (203, 1621760), (224, 1469720), (232, 1419040), (245, 1343744), (256, 1286005), (280, 1175776), (290, 1135232), (320, 1028804), (362, 909440), (392, 839840), (406, 810880), (448, 734860), (464, 709520), (490, 671872), (560, 587888), (580, 567616), (640, 514402), (724, 454720), (784, 419920), (812, 405440), (896, 367430), (905, 363776), (928, 354760), (980, 335936), (1015, 324352), (1120, 293944), (1160, 283808), (1267, 259840), (1280, 257201), (1421, 231680), (1448, 227360), (1568, 209960), (1624, 202720), (1792, 183715), (1810, 181888), (1856, 177380), (1960, 167968), (2030, 162176), (2240, 146972), (2320, 141904), (2534, 129920), (2842, 115840), (2896, 113680), (3136, 104980), (3248, 101360), (3620, 90944), (3712, 88690), (3920, 83984), (4060, 81088), (4480, 73486), (4640, 70952), (5068, 64960), (5249, 62720), (5684, 57920), (5792, 56840), (6272, 52490), (6335, 51968), (6496, 50680), (7105, 46336), (7240, 45472), (7424, 44345), (7840, 41992), (8120, 40544), (8869, 37120), (8960, 36743), (9280, 35476), (10136, 32480), (10498, 31360), (11368, 28960), (11584, 28420), (12544, 26245), (12670, 25984), (12992, 25340), (14210, 23168), (14480, 22736), (15680, 20996), (16240, 20272), (17738, 18560)]