280333440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{16223}}^1$

素因数の和:16251

約数の個数: 128

約数和(自身を含む): 992908800

約数和(自身を除く): 712575360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 16223, 17280, 32446, 48669, 64892, 81115, 97338, 129784, 146007, 162230, 194676, 243345, 259568, 292014, 324460, 389352, 438021, 486690, 519136, 584028, 648920, 730035, 778704, 876042, 973380, 1038272, 1168056, 1297840, 1460070, 1557408, 1752084, 1946760, 2076544, 2190105, 2336112, 2595680, 2920140, 3114816, 3504168, 3893520, 4380210, 4672224, 5191360, 5840280, 6229632, 7008336, 7787040, 8760420, 9344448, 10382720, 11680560, 14016672, 15574080, 17520840, 18688896, 23361120, 28033344, 31148160, 35041680, 46722240, 56066688, 70083360, 93444480, 140166720, 280333440]

約数ペア:

[(1, 280333440), (2, 140166720), (3, 93444480), (4, 70083360), (5, 56066688), (6, 46722240), (8, 35041680), (9, 31148160), (10, 28033344), (12, 23361120), (15, 18688896), (16, 17520840), (18, 15574080), (20, 14016672), (24, 11680560), (27, 10382720), (30, 9344448), (32, 8760420), (36, 7787040), (40, 7008336), (45, 6229632), (48, 5840280), (54, 5191360), (60, 4672224), (64, 4380210), (72, 3893520), (80, 3504168), (90, 3114816), (96, 2920140), (108, 2595680), (120, 2336112), (128, 2190105), (135, 2076544), (144, 1946760), (160, 1752084), (180, 1557408), (192, 1460070), (216, 1297840), (240, 1168056), (270, 1038272), (288, 973380), (320, 876042), (360, 778704), (384, 730035), (432, 648920), (480, 584028), (540, 519136), (576, 486690), (640, 438021), (720, 389352), (864, 324460), (960, 292014), (1080, 259568), (1152, 243345), (1440, 194676), (1728, 162230), (1920, 146007), (2160, 129784), (2880, 97338), (3456, 81115), (4320, 64892), (5760, 48669), (8640, 32446), (16223, 17280)]