549290240

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 1381416960

約数和(自身を除く): 832126720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 109, 124, 127, 128, 155, 160, 218, 248, 254, 256, 310, 320, 436, 496, 508, 545, 620, 635, 640, 872, 992, 1016, 1090, 1240, 1270, 1280, 1744, 1984, 2032, 2180, 2480, 2540, 3379, 3488, 3937, 3968, 4064, 4360, 4960, 5080, 6758, 6976, 7874, 7936, 8128, 8720, 9920, 10160, 13516, 13843, 13952, 15748, 16256, 16895, 17440, 19685, 19840, 20320, 27032, 27686, 27904, 31496, 32512, 33790, 34880, 39370, 39680, 40640, 54064, 55372, 62992, 67580, 69215, 69760, 78740, 81280, 108128, 110744, 125984, 135160, 138430, 139520, 157480, 162560, 216256, 221488, 251968, 270320, 276860, 314960, 429133, 432512, 442976, 503936, 540640, 553720, 629920, 858266, 865024, 885952, 1007872, 1081280, 1107440, 1259840, 1716532, 1771904, 2145665, 2162560, 2214880, 2519680, 3433064, 3543808, 4291330, 4325120, 4429760, 5039360, 6866128, 8582660, 8859520, 13732256, 17165320, 17719040, 27464512, 34330640, 54929024, 68661280, 109858048, 137322560, 274645120, 549290240]

約数ペア:

[(1, 549290240), (2, 274645120), (4, 137322560), (5, 109858048), (8, 68661280), (10, 54929024), (16, 34330640), (20, 27464512), (31, 17719040), (32, 17165320), (40, 13732256), (62, 8859520), (64, 8582660), (80, 6866128), (109, 5039360), (124, 4429760), (127, 4325120), (128, 4291330), (155, 3543808), (160, 3433064), (218, 2519680), (248, 2214880), (254, 2162560), (256, 2145665), (310, 1771904), (320, 1716532), (436, 1259840), (496, 1107440), (508, 1081280), (545, 1007872), (620, 885952), (635, 865024), (640, 858266), (872, 629920), (992, 553720), (1016, 540640), (1090, 503936), (1240, 442976), (1270, 432512), (1280, 429133), (1744, 314960), (1984, 276860), (2032, 270320), (2180, 251968), (2480, 221488), (2540, 216256), (3379, 162560), (3488, 157480), (3937, 139520), (3968, 138430), (4064, 135160), (4360, 125984), (4960, 110744), (5080, 108128), (6758, 81280), (6976, 78740), (7874, 69760), (7936, 69215), (8128, 67580), (8720, 62992), (9920, 55372), (10160, 54064), (13516, 40640), (13843, 39680), (13952, 39370), (15748, 34880), (16256, 33790), (16895, 32512), (17440, 31496), (19685, 27904), (19840, 27686), (20320, 27032)]