28461120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1332

約数の個数: 112

約数和(自身を含む): 94366080

約数和(自身を除く): 65904960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 920, 960, 1104, 1289, 1380, 1472, 1840, 2208, 2578, 2760, 3680, 3867, 4416, 5156, 5520, 6445, 7360, 7734, 10312, 11040, 12890, 15468, 19335, 20624, 22080, 25780, 29647, 30936, 38670, 41248, 51560, 59294, 61872, 77340, 82496, 88941, 103120, 118588, 123744, 148235, 154680, 177882, 206240, 237176, 247488, 296470, 309360, 355764, 412480, 444705, 474352, 592940, 618720, 711528, 889410, 948704, 1185880, 1237440, 1423056, 1778820, 1897408, 2371760, 2846112, 3557640, 4743520, 5692224, 7115280, 9487040, 14230560, 28461120]

約数ペア:

[(1, 28461120), (2, 14230560), (3, 9487040), (4, 7115280), (5, 5692224), (6, 4743520), (8, 3557640), (10, 2846112), (12, 2371760), (15, 1897408), (16, 1778820), (20, 1423056), (23, 1237440), (24, 1185880), (30, 948704), (32, 889410), (40, 711528), (46, 618720), (48, 592940), (60, 474352), (64, 444705), (69, 412480), (80, 355764), (92, 309360), (96, 296470), (115, 247488), (120, 237176), (138, 206240), (160, 177882), (184, 154680), (192, 148235), (230, 123744), (240, 118588), (276, 103120), (320, 88941), (345, 82496), (368, 77340), (460, 61872), (480, 59294), (552, 51560), (690, 41248), (736, 38670), (920, 30936), (960, 29647), (1104, 25780), (1289, 22080), (1380, 20624), (1472, 19335), (1840, 15468), (2208, 12890), (2578, 11040), (2760, 10312), (3680, 7734), (3867, 7360), (4416, 6445), (5156, 5520)]