1321062720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3943}}^1$

素因数の和:4312

約数の個数: 112

約数和(自身を含む): 4207459200

約数和(自身を除く): 2886396480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 349, 480, 698, 960, 1047, 1396, 1745, 2094, 2792, 3490, 3943, 4188, 5235, 5584, 6980, 7886, 8376, 10470, 11168, 11829, 13960, 15772, 16752, 19715, 20940, 22336, 23658, 27920, 31544, 33504, 39430, 41880, 47316, 55840, 59145, 63088, 67008, 78860, 83760, 94632, 111680, 118290, 126176, 157720, 167520, 189264, 236580, 252352, 315440, 335040, 378528, 473160, 630880, 757056, 946320, 1261760, 1376107, 1892640, 2752214, 3785280, 4128321, 5504428, 6880535, 8256642, 11008856, 13761070, 16513284, 20641605, 22017712, 27522140, 33026568, 41283210, 44035424, 55044280, 66053136, 82566420, 88070848, 110088560, 132106272, 165132840, 220177120, 264212544, 330265680, 440354240, 660531360, 1321062720]

約数ペア:

[(1, 1321062720), (2, 660531360), (3, 440354240), (4, 330265680), (5, 264212544), (6, 220177120), (8, 165132840), (10, 132106272), (12, 110088560), (15, 88070848), (16, 82566420), (20, 66053136), (24, 55044280), (30, 44035424), (32, 41283210), (40, 33026568), (48, 27522140), (60, 22017712), (64, 20641605), (80, 16513284), (96, 13761070), (120, 11008856), (160, 8256642), (192, 6880535), (240, 5504428), (320, 4128321), (349, 3785280), (480, 2752214), (698, 1892640), (960, 1376107), (1047, 1261760), (1396, 946320), (1745, 757056), (2094, 630880), (2792, 473160), (3490, 378528), (3943, 335040), (4188, 315440), (5235, 252352), (5584, 236580), (6980, 189264), (7886, 167520), (8376, 157720), (10470, 126176), (11168, 118290), (11829, 111680), (13960, 94632), (15772, 83760), (16752, 78860), (19715, 67008), (20940, 63088), (22336, 59145), (23658, 55840), (27920, 47316), (31544, 41880), (33504, 39430)]