81473724

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 225283968

約数和(自身を除く): 143810244

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 51, 68, 82, 102, 123, 153, 164, 191, 204, 246, 289, 306, 369, 382, 492, 573, 578, 612, 697, 738, 764, 867, 1146, 1156, 1394, 1476, 1719, 1734, 2091, 2292, 2601, 2788, 3247, 3438, 3468, 4182, 5202, 6273, 6494, 6876, 7831, 8364, 9741, 10404, 11849, 12546, 12988, 15662, 19482, 23493, 23698, 25092, 29223, 31324, 35547, 38964, 46986, 47396, 55199, 58446, 70479, 71094, 93972, 106641, 110398, 116892, 133127, 140958, 142188, 165597, 213282, 220796, 266254, 281916, 331194, 399381, 426564, 496791, 532508, 662388, 798762, 993582, 1198143, 1597524, 1987164, 2263159, 2396286, 4526318, 4792572, 6789477, 9052636, 13578954, 20368431, 27157908, 40736862, 81473724]

約数ペア:

[(1, 81473724), (2, 40736862), (3, 27157908), (4, 20368431), (6, 13578954), (9, 9052636), (12, 6789477), (17, 4792572), (18, 4526318), (34, 2396286), (36, 2263159), (41, 1987164), (51, 1597524), (68, 1198143), (82, 993582), (102, 798762), (123, 662388), (153, 532508), (164, 496791), (191, 426564), (204, 399381), (246, 331194), (289, 281916), (306, 266254), (369, 220796), (382, 213282), (492, 165597), (573, 142188), (578, 140958), (612, 133127), (697, 116892), (738, 110398), (764, 106641), (867, 93972), (1146, 71094), (1156, 70479), (1394, 58446), (1476, 55199), (1719, 47396), (1734, 46986), (2091, 38964), (2292, 35547), (2601, 31324), (2788, 29223), (3247, 25092), (3438, 23698), (3468, 23493), (4182, 19482), (5202, 15662), (6273, 12988), (6494, 12546), (6876, 11849), (7831, 10404), (8364, 9741)]