128539872

素因数分解:

$2^5\times 3^4\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:614

約数の個数: 120

約数和(自身を含む): 382552632

約数和(自身を除く): 254012760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 101, 108, 144, 162, 202, 216, 288, 303, 324, 404, 432, 491, 606, 648, 808, 864, 909, 982, 1212, 1296, 1473, 1616, 1818, 1964, 2424, 2592, 2727, 2946, 3232, 3636, 3928, 4419, 4848, 5454, 5892, 7272, 7856, 8181, 8838, 9696, 10908, 11784, 13257, 14544, 15712, 16362, 17676, 21816, 23568, 26514, 29088, 32724, 35352, 39771, 43632, 47136, 49591, 53028, 65448, 70704, 79542, 87264, 99182, 106056, 130896, 141408, 148773, 159084, 198364, 212112, 261792, 297546, 318168, 396728, 424224, 446319, 595092, 636336, 793456, 892638, 1190184, 1272672, 1338957, 1586912, 1785276, 2380368, 2677914, 3570552, 4016871, 4760736, 5355828, 7141104, 8033742, 10711656, 14282208, 16067484, 21423312, 32134968, 42846624, 64269936, 128539872]

約数ペア:

[(1, 128539872), (2, 64269936), (3, 42846624), (4, 32134968), (6, 21423312), (8, 16067484), (9, 14282208), (12, 10711656), (16, 8033742), (18, 7141104), (24, 5355828), (27, 4760736), (32, 4016871), (36, 3570552), (48, 2677914), (54, 2380368), (72, 1785276), (81, 1586912), (96, 1338957), (101, 1272672), (108, 1190184), (144, 892638), (162, 793456), (202, 636336), (216, 595092), (288, 446319), (303, 424224), (324, 396728), (404, 318168), (432, 297546), (491, 261792), (606, 212112), (648, 198364), (808, 159084), (864, 148773), (909, 141408), (982, 130896), (1212, 106056), (1296, 99182), (1473, 87264), (1616, 79542), (1818, 70704), (1964, 65448), (2424, 53028), (2592, 49591), (2727, 47136), (2946, 43632), (3232, 39771), (3636, 35352), (3928, 32724), (4419, 29088), (4848, 26514), (5454, 23568), (5892, 21816), (7272, 17676), (7856, 16362), (8181, 15712), (8838, 14544), (9696, 13257), (10908, 11784)]