128914416

素因数分解:

$2^4\times 3^5\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:561

約数の個数: 120

約数和(自身を含む): 380225664

約数和(自身を除く): 251311248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 81, 108, 142, 144, 162, 213, 216, 243, 284, 324, 426, 432, 467, 486, 568, 639, 648, 852, 934, 972, 1136, 1278, 1296, 1401, 1704, 1868, 1917, 1944, 2556, 2802, 3408, 3736, 3834, 3888, 4203, 5112, 5604, 5751, 7472, 7668, 8406, 10224, 11208, 11502, 12609, 15336, 16812, 17253, 22416, 23004, 25218, 30672, 33157, 33624, 34506, 37827, 46008, 50436, 66314, 67248, 69012, 75654, 92016, 99471, 100872, 113481, 132628, 138024, 151308, 198942, 201744, 226962, 265256, 276048, 298413, 302616, 397884, 453924, 530512, 596826, 605232, 795768, 895239, 907848, 1193652, 1591536, 1790478, 1815696, 2387304, 2685717, 3580956, 4774608, 5371434, 7161912, 8057151, 10742868, 14323824, 16114302, 21485736, 32228604, 42971472, 64457208, 128914416]

約数ペア:

[(1, 128914416), (2, 64457208), (3, 42971472), (4, 32228604), (6, 21485736), (8, 16114302), (9, 14323824), (12, 10742868), (16, 8057151), (18, 7161912), (24, 5371434), (27, 4774608), (36, 3580956), (48, 2685717), (54, 2387304), (71, 1815696), (72, 1790478), (81, 1591536), (108, 1193652), (142, 907848), (144, 895239), (162, 795768), (213, 605232), (216, 596826), (243, 530512), (284, 453924), (324, 397884), (426, 302616), (432, 298413), (467, 276048), (486, 265256), (568, 226962), (639, 201744), (648, 198942), (852, 151308), (934, 138024), (972, 132628), (1136, 113481), (1278, 100872), (1296, 99471), (1401, 92016), (1704, 75654), (1868, 69012), (1917, 67248), (1944, 66314), (2556, 50436), (2802, 46008), (3408, 37827), (3736, 34506), (3834, 33624), (3888, 33157), (4203, 30672), (5112, 25218), (5604, 23004), (5751, 22416), (7472, 17253), (7668, 16812), (8406, 15336), (10224, 12609), (11208, 11502)]