256620108

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 654151680

約数和(自身を除く): 397531572

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 89, 92, 93, 124, 138, 178, 186, 267, 276, 337, 356, 372, 534, 674, 713, 1011, 1068, 1348, 1426, 2022, 2047, 2139, 2759, 2852, 4044, 4094, 4278, 5518, 6141, 7751, 8188, 8277, 8556, 10447, 11036, 12282, 15502, 16554, 20894, 23253, 24564, 29993, 31004, 31341, 33108, 41788, 46506, 59986, 62682, 63457, 89979, 93012, 119972, 125364, 126914, 179958, 190371, 240281, 253828, 359916, 380742, 480562, 689839, 720843, 761484, 929783, 961124, 1379678, 1441686, 1859566, 2069517, 2759356, 2789349, 2883372, 3719132, 4139034, 5578698, 8278068, 11157396, 21385009, 42770018, 64155027, 85540036, 128310054, 256620108]

約数ペア:

[(1, 256620108), (2, 128310054), (3, 85540036), (4, 64155027), (6, 42770018), (12, 21385009), (23, 11157396), (31, 8278068), (46, 5578698), (62, 4139034), (69, 3719132), (89, 2883372), (92, 2789349), (93, 2759356), (124, 2069517), (138, 1859566), (178, 1441686), (186, 1379678), (267, 961124), (276, 929783), (337, 761484), (356, 720843), (372, 689839), (534, 480562), (674, 380742), (713, 359916), (1011, 253828), (1068, 240281), (1348, 190371), (1426, 179958), (2022, 126914), (2047, 125364), (2139, 119972), (2759, 93012), (2852, 89979), (4044, 63457), (4094, 62682), (4278, 59986), (5518, 46506), (6141, 41788), (7751, 33108), (8188, 31341), (8277, 31004), (8556, 29993), (10447, 24564), (11036, 23253), (12282, 20894), (15502, 16554)]