78994080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4987}}^1$

素因数の和:5019

約数の個数: 144

約数和(自身を含む): 294132384

約数和(自身を除く): 215138304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 4987, 5280, 7920, 9974, 14961, 15840, 19948, 24935, 29922, 39896, 44883, 49870, 54857, 59844, 74805, 79792, 89766, 99740, 109714, 119688, 149610, 159584, 164571, 179532, 199480, 219428, 224415, 239376, 274285, 299220, 329142, 359064, 398960, 438856, 448830, 478752, 493713, 548570, 598440, 658284, 718128, 797920, 822855, 877712, 897660, 987426, 1097140, 1196880, 1316568, 1436256, 1645710, 1755424, 1795320, 1974852, 2194280, 2393760, 2468565, 2633136, 3291420, 3590640, 3949704, 4388560, 4937130, 5266272, 6582840, 7181280, 7899408, 8777120, 9874260, 13165680, 15798816, 19748520, 26331360, 39497040, 78994080]

約数ペア:

[(1, 78994080), (2, 39497040), (3, 26331360), (4, 19748520), (5, 15798816), (6, 13165680), (8, 9874260), (9, 8777120), (10, 7899408), (11, 7181280), (12, 6582840), (15, 5266272), (16, 4937130), (18, 4388560), (20, 3949704), (22, 3590640), (24, 3291420), (30, 2633136), (32, 2468565), (33, 2393760), (36, 2194280), (40, 1974852), (44, 1795320), (45, 1755424), (48, 1645710), (55, 1436256), (60, 1316568), (66, 1196880), (72, 1097140), (80, 987426), (88, 897660), (90, 877712), (96, 822855), (99, 797920), (110, 718128), (120, 658284), (132, 598440), (144, 548570), (160, 493713), (165, 478752), (176, 448830), (180, 438856), (198, 398960), (220, 359064), (240, 329142), (264, 299220), (288, 274285), (330, 239376), (352, 224415), (360, 219428), (396, 199480), (440, 179532), (480, 164571), (495, 159584), (528, 149610), (660, 119688), (720, 109714), (792, 99740), (880, 89766), (990, 79792), (1056, 74805), (1320, 59844), (1440, 54857), (1584, 49870), (1760, 44883), (1980, 39896), (2640, 29922), (3168, 24935), (3960, 19948), (4987, 15840), (5280, 14961), (7920, 9974)]