78078240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{919}}^1$

素因数の和:999

約数の個数: 144

約数和(自身を含む): 271252800

約数和(自身を除く): 193174560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 72, 80, 90, 96, 118, 120, 144, 160, 177, 180, 236, 240, 288, 295, 354, 360, 472, 480, 531, 590, 708, 720, 885, 919, 944, 1062, 1180, 1416, 1440, 1770, 1838, 1888, 2124, 2360, 2655, 2757, 2832, 3540, 3676, 4248, 4595, 4720, 5310, 5514, 5664, 7080, 7352, 8271, 8496, 9190, 9440, 10620, 11028, 13785, 14160, 14704, 16542, 16992, 18380, 21240, 22056, 27570, 28320, 29408, 33084, 36760, 41355, 42480, 44112, 54221, 55140, 66168, 73520, 82710, 84960, 88224, 108442, 110280, 132336, 147040, 162663, 165420, 216884, 220560, 264672, 271105, 325326, 330840, 433768, 441120, 487989, 542210, 650652, 661680, 813315, 867536, 975978, 1084420, 1301304, 1323360, 1626630, 1735072, 1951956, 2168840, 2439945, 2602608, 3253260, 3903912, 4337680, 4879890, 5205216, 6506520, 7807824, 8675360, 9759780, 13013040, 15615648, 19519560, 26026080, 39039120, 78078240]

約数ペア:

[(1, 78078240), (2, 39039120), (3, 26026080), (4, 19519560), (5, 15615648), (6, 13013040), (8, 9759780), (9, 8675360), (10, 7807824), (12, 6506520), (15, 5205216), (16, 4879890), (18, 4337680), (20, 3903912), (24, 3253260), (30, 2602608), (32, 2439945), (36, 2168840), (40, 1951956), (45, 1735072), (48, 1626630), (59, 1323360), (60, 1301304), (72, 1084420), (80, 975978), (90, 867536), (96, 813315), (118, 661680), (120, 650652), (144, 542210), (160, 487989), (177, 441120), (180, 433768), (236, 330840), (240, 325326), (288, 271105), (295, 264672), (354, 220560), (360, 216884), (472, 165420), (480, 162663), (531, 147040), (590, 132336), (708, 110280), (720, 108442), (885, 88224), (919, 84960), (944, 82710), (1062, 73520), (1180, 66168), (1416, 55140), (1440, 54221), (1770, 44112), (1838, 42480), (1888, 41355), (2124, 36760), (2360, 33084), (2655, 29408), (2757, 28320), (2832, 27570), (3540, 22056), (3676, 21240), (4248, 18380), (4595, 16992), (4720, 16542), (5310, 14704), (5514, 14160), (5664, 13785), (7080, 11028), (7352, 10620), (8271, 9440), (8496, 9190)]