128307888

素因数分解:

$2^4\times 3^5\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:625

約数の個数: 120

約数和(自身を含む): 379187536

約数和(自身を除く): 250879648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 81, 108, 122, 144, 162, 183, 216, 243, 244, 324, 366, 432, 486, 488, 541, 549, 648, 732, 972, 976, 1082, 1098, 1296, 1464, 1623, 1647, 1944, 2164, 2196, 2928, 3246, 3294, 3888, 4328, 4392, 4869, 4941, 6492, 6588, 8656, 8784, 9738, 9882, 12984, 13176, 14607, 14823, 19476, 19764, 25968, 26352, 29214, 29646, 33001, 38952, 39528, 43821, 58428, 59292, 66002, 77904, 79056, 87642, 99003, 116856, 118584, 131463, 132004, 175284, 198006, 233712, 237168, 262926, 264008, 297009, 350568, 396012, 525852, 528016, 594018, 701136, 792024, 891027, 1051704, 1188036, 1584048, 1782054, 2103408, 2376072, 2673081, 3564108, 4752144, 5346162, 7128216, 8019243, 10692324, 14256432, 16038486, 21384648, 32076972, 42769296, 64153944, 128307888]

約数ペア:

[(1, 128307888), (2, 64153944), (3, 42769296), (4, 32076972), (6, 21384648), (8, 16038486), (9, 14256432), (12, 10692324), (16, 8019243), (18, 7128216), (24, 5346162), (27, 4752144), (36, 3564108), (48, 2673081), (54, 2376072), (61, 2103408), (72, 1782054), (81, 1584048), (108, 1188036), (122, 1051704), (144, 891027), (162, 792024), (183, 701136), (216, 594018), (243, 528016), (244, 525852), (324, 396012), (366, 350568), (432, 297009), (486, 264008), (488, 262926), (541, 237168), (549, 233712), (648, 198006), (732, 175284), (972, 132004), (976, 131463), (1082, 118584), (1098, 116856), (1296, 99003), (1464, 87642), (1623, 79056), (1647, 77904), (1944, 66002), (2164, 59292), (2196, 58428), (2928, 43821), (3246, 39528), (3294, 38952), (3888, 33001), (4328, 29646), (4392, 29214), (4869, 26352), (4941, 25968), (6492, 19764), (6588, 19476), (8656, 14823), (8784, 14607), (9738, 13176), (9882, 12984)]