81164430

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 221405184

約数和(自身を除く): 140240754

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 127, 135, 162, 243, 254, 263, 270, 381, 405, 486, 526, 635, 762, 789, 810, 1143, 1215, 1270, 1315, 1578, 1905, 2286, 2367, 2430, 2630, 3429, 3810, 3945, 4734, 5715, 6858, 7101, 7890, 10287, 11430, 11835, 14202, 17145, 20574, 21303, 23670, 30861, 33401, 34290, 35505, 42606, 51435, 61722, 63909, 66802, 71010, 100203, 102870, 106515, 127818, 154305, 167005, 200406, 213030, 300609, 308610, 319545, 334010, 501015, 601218, 639090, 901827, 1002030, 1503045, 1803654, 2705481, 3006090, 4509135, 5410962, 8116443, 9018270, 13527405, 16232886, 27054810, 40582215, 81164430]

約数ペア:

[(1, 81164430), (2, 40582215), (3, 27054810), (5, 16232886), (6, 13527405), (9, 9018270), (10, 8116443), (15, 5410962), (18, 4509135), (27, 3006090), (30, 2705481), (45, 1803654), (54, 1503045), (81, 1002030), (90, 901827), (127, 639090), (135, 601218), (162, 501015), (243, 334010), (254, 319545), (263, 308610), (270, 300609), (381, 213030), (405, 200406), (486, 167005), (526, 154305), (635, 127818), (762, 106515), (789, 102870), (810, 100203), (1143, 71010), (1215, 66802), (1270, 63909), (1315, 61722), (1578, 51435), (1905, 42606), (2286, 35505), (2367, 34290), (2430, 33401), (2630, 30861), (3429, 23670), (3810, 21303), (3945, 20574), (4734, 17145), (5715, 14202), (6858, 11835), (7101, 11430), (7890, 10287)]