81424272

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 229794816

約数和(自身を除く): 148370544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 37, 38, 48, 57, 74, 76, 111, 114, 127, 148, 152, 222, 228, 254, 296, 304, 361, 381, 444, 456, 508, 592, 703, 722, 762, 888, 912, 1016, 1083, 1406, 1444, 1524, 1776, 2032, 2109, 2166, 2413, 2812, 2888, 3048, 4218, 4332, 4699, 4826, 5624, 5776, 6096, 7239, 8436, 8664, 9398, 9652, 11248, 13357, 14097, 14478, 16872, 17328, 18796, 19304, 26714, 28194, 28956, 33744, 37592, 38608, 40071, 45847, 53428, 56388, 57912, 75184, 80142, 89281, 91694, 106856, 112776, 115824, 137541, 160284, 178562, 183388, 213712, 225552, 267843, 275082, 320568, 357124, 366776, 535686, 550164, 641136, 714248, 733552, 1071372, 1100328, 1428496, 1696339, 2142744, 2200656, 3392678, 4285488, 5089017, 6785356, 10178034, 13570712, 20356068, 27141424, 40712136, 81424272]

約数ペア:

[(1, 81424272), (2, 40712136), (3, 27141424), (4, 20356068), (6, 13570712), (8, 10178034), (12, 6785356), (16, 5089017), (19, 4285488), (24, 3392678), (37, 2200656), (38, 2142744), (48, 1696339), (57, 1428496), (74, 1100328), (76, 1071372), (111, 733552), (114, 714248), (127, 641136), (148, 550164), (152, 535686), (222, 366776), (228, 357124), (254, 320568), (296, 275082), (304, 267843), (361, 225552), (381, 213712), (444, 183388), (456, 178562), (508, 160284), (592, 137541), (703, 115824), (722, 112776), (762, 106856), (888, 91694), (912, 89281), (1016, 80142), (1083, 75184), (1406, 57912), (1444, 56388), (1524, 53428), (1776, 45847), (2032, 40071), (2109, 38608), (2166, 37592), (2413, 33744), (2812, 28956), (2888, 28194), (3048, 26714), (4218, 19304), (4332, 18796), (4699, 17328), (4826, 16872), (5624, 14478), (5776, 14097), (6096, 13357), (7239, 11248), (8436, 9652), (8664, 9398)]