399096960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1907}}^1$

素因数の和:2038

約数の個数: 128

約数和(自身を含む): 1284465600

約数和(自身を除く): 885368640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 320, 327, 384, 436, 480, 545, 640, 654, 872, 960, 1090, 1308, 1635, 1744, 1907, 1920, 2180, 2616, 3270, 3488, 3814, 4360, 5232, 5721, 6540, 6976, 7628, 8720, 9535, 10464, 11442, 13080, 13952, 15256, 17440, 19070, 20928, 22884, 26160, 28605, 30512, 34880, 38140, 41856, 45768, 52320, 57210, 61024, 69760, 76280, 91536, 104640, 114420, 122048, 152560, 183072, 207863, 209280, 228840, 244096, 305120, 366144, 415726, 457680, 610240, 623589, 732288, 831452, 915360, 1039315, 1220480, 1247178, 1662904, 1830720, 2078630, 2494356, 3117945, 3325808, 3661440, 4157260, 4988712, 6235890, 6651616, 8314520, 9977424, 12471780, 13303232, 16629040, 19954848, 24943560, 26606464, 33258080, 39909696, 49887120, 66516160, 79819392, 99774240, 133032320, 199548480, 399096960]

約数ペア:

[(1, 399096960), (2, 199548480), (3, 133032320), (4, 99774240), (5, 79819392), (6, 66516160), (8, 49887120), (10, 39909696), (12, 33258080), (15, 26606464), (16, 24943560), (20, 19954848), (24, 16629040), (30, 13303232), (32, 12471780), (40, 9977424), (48, 8314520), (60, 6651616), (64, 6235890), (80, 4988712), (96, 4157260), (109, 3661440), (120, 3325808), (128, 3117945), (160, 2494356), (192, 2078630), (218, 1830720), (240, 1662904), (320, 1247178), (327, 1220480), (384, 1039315), (436, 915360), (480, 831452), (545, 732288), (640, 623589), (654, 610240), (872, 457680), (960, 415726), (1090, 366144), (1308, 305120), (1635, 244096), (1744, 228840), (1907, 209280), (1920, 207863), (2180, 183072), (2616, 152560), (3270, 122048), (3488, 114420), (3814, 104640), (4360, 91536), (5232, 76280), (5721, 69760), (6540, 61024), (6976, 57210), (7628, 52320), (8720, 45768), (9535, 41856), (10464, 38140), (11442, 34880), (13080, 30512), (13952, 28605), (15256, 26160), (17440, 22884), (19070, 20928)]