1286206080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16339}}^1$

素因数の和:16402

約数の個数: 128

約数和(自身を含む): 4200033600

約数和(自身を除く): 2913827520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3936, 4920, 5248, 6560, 7872, 9840, 13120, 15744, 16339, 19680, 26240, 32678, 39360, 49017, 65356, 78720, 81695, 98034, 130712, 163390, 196068, 245085, 261424, 326780, 392136, 490170, 522848, 653560, 669899, 784272, 980340, 1045696, 1307120, 1339798, 1568544, 1960680, 2009697, 2091392, 2614240, 2679596, 3137088, 3349495, 3921360, 4019394, 5228480, 5359192, 6274176, 6698990, 7842720, 8038788, 10048485, 10456960, 10718384, 13397980, 15685440, 16077576, 20096970, 21436768, 26795960, 31370880, 32155152, 40193940, 42873536, 53591920, 64310304, 80387880, 85747072, 107183840, 128620608, 160775760, 214367680, 257241216, 321551520, 428735360, 643103040, 1286206080]

約数ペア:

[(1, 1286206080), (2, 643103040), (3, 428735360), (4, 321551520), (5, 257241216), (6, 214367680), (8, 160775760), (10, 128620608), (12, 107183840), (15, 85747072), (16, 80387880), (20, 64310304), (24, 53591920), (30, 42873536), (32, 40193940), (40, 32155152), (41, 31370880), (48, 26795960), (60, 21436768), (64, 20096970), (80, 16077576), (82, 15685440), (96, 13397980), (120, 10718384), (123, 10456960), (128, 10048485), (160, 8038788), (164, 7842720), (192, 6698990), (205, 6274176), (240, 5359192), (246, 5228480), (320, 4019394), (328, 3921360), (384, 3349495), (410, 3137088), (480, 2679596), (492, 2614240), (615, 2091392), (640, 2009697), (656, 1960680), (820, 1568544), (960, 1339798), (984, 1307120), (1230, 1045696), (1312, 980340), (1640, 784272), (1920, 669899), (1968, 653560), (2460, 522848), (2624, 490170), (3280, 392136), (3936, 326780), (4920, 261424), (5248, 245085), (6560, 196068), (7872, 163390), (9840, 130712), (13120, 98034), (15744, 81695), (16339, 78720), (19680, 65356), (26240, 49017), (32678, 39360)]