212493780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1948

約数の個数: 144

約数和(自身を含む): 697866624

約数和(自身を除く): 485372844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 243, 270, 276, 324, 345, 405, 414, 460, 486, 540, 621, 690, 810, 828, 972, 1035, 1215, 1242, 1380, 1620, 1863, 1901, 2070, 2430, 2484, 3105, 3726, 3802, 4140, 4860, 5589, 5703, 6210, 7452, 7604, 9315, 9505, 11178, 11406, 12420, 17109, 18630, 19010, 22356, 22812, 27945, 28515, 34218, 37260, 38020, 43723, 51327, 55890, 57030, 68436, 85545, 87446, 102654, 111780, 114060, 131169, 153981, 171090, 174892, 205308, 218615, 256635, 262338, 307962, 342180, 393507, 437230, 461943, 513270, 524676, 615924, 655845, 769905, 787014, 874460, 923886, 1026540, 1180521, 1311690, 1539810, 1574028, 1847772, 1967535, 2309715, 2361042, 2623380, 3079620, 3541563, 3935070, 4619430, 4722084, 5902605, 7083126, 7870140, 9238860, 10624689, 11805210, 14166252, 17707815, 21249378, 23610420, 35415630, 42498756, 53123445, 70831260, 106246890, 212493780]

約数ペア:

[(1, 212493780), (2, 106246890), (3, 70831260), (4, 53123445), (5, 42498756), (6, 35415630), (9, 23610420), (10, 21249378), (12, 17707815), (15, 14166252), (18, 11805210), (20, 10624689), (23, 9238860), (27, 7870140), (30, 7083126), (36, 5902605), (45, 4722084), (46, 4619430), (54, 3935070), (60, 3541563), (69, 3079620), (81, 2623380), (90, 2361042), (92, 2309715), (108, 1967535), (115, 1847772), (135, 1574028), (138, 1539810), (162, 1311690), (180, 1180521), (207, 1026540), (230, 923886), (243, 874460), (270, 787014), (276, 769905), (324, 655845), (345, 615924), (405, 524676), (414, 513270), (460, 461943), (486, 437230), (540, 393507), (621, 342180), (690, 307962), (810, 262338), (828, 256635), (972, 218615), (1035, 205308), (1215, 174892), (1242, 171090), (1380, 153981), (1620, 131169), (1863, 114060), (1901, 111780), (2070, 102654), (2430, 87446), (2484, 85545), (3105, 68436), (3726, 57030), (3802, 55890), (4140, 51327), (4860, 43723), (5589, 38020), (5703, 37260), (6210, 34218), (7452, 28515), (7604, 27945), (9315, 22812), (9505, 22356), (11178, 19010), (11406, 18630), (12420, 17109)]