71201916

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 205470720

約数和(自身を除く): 134268804

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 81, 93, 102, 108, 124, 139, 153, 162, 186, 204, 243, 278, 279, 306, 324, 372, 417, 459, 486, 527, 556, 558, 612, 834, 837, 918, 972, 1054, 1116, 1251, 1377, 1581, 1668, 1674, 1836, 2108, 2363, 2502, 2511, 2754, 3162, 3348, 3753, 4131, 4309, 4726, 4743, 5004, 5022, 5508, 6324, 7089, 7506, 7533, 8262, 8618, 9452, 9486, 10044, 11259, 12927, 14178, 14229, 15012, 15066, 16524, 17236, 18972, 21267, 22518, 25854, 28356, 28458, 30132, 33777, 38781, 42534, 42687, 45036, 51708, 56916, 63801, 67554, 73253, 77562, 85068, 85374, 116343, 127602, 128061, 135108, 146506, 155124, 170748, 191403, 219759, 232686, 255204, 256122, 293012, 349029, 382806, 439518, 465372, 512244, 574209, 659277, 698058, 765612, 879036, 1047087, 1148418, 1318554, 1396116, 1977831, 2094174, 2296836, 2637108, 3955662, 4188348, 5933493, 7911324, 11866986, 17800479, 23733972, 35600958, 71201916]

約数ペア:

[(1, 71201916), (2, 35600958), (3, 23733972), (4, 17800479), (6, 11866986), (9, 7911324), (12, 5933493), (17, 4188348), (18, 3955662), (27, 2637108), (31, 2296836), (34, 2094174), (36, 1977831), (51, 1396116), (54, 1318554), (62, 1148418), (68, 1047087), (81, 879036), (93, 765612), (102, 698058), (108, 659277), (124, 574209), (139, 512244), (153, 465372), (162, 439518), (186, 382806), (204, 349029), (243, 293012), (278, 256122), (279, 255204), (306, 232686), (324, 219759), (372, 191403), (417, 170748), (459, 155124), (486, 146506), (527, 135108), (556, 128061), (558, 127602), (612, 116343), (834, 85374), (837, 85068), (918, 77562), (972, 73253), (1054, 67554), (1116, 63801), (1251, 56916), (1377, 51708), (1581, 45036), (1668, 42687), (1674, 42534), (1836, 38781), (2108, 33777), (2363, 30132), (2502, 28458), (2511, 28356), (2754, 25854), (3162, 22518), (3348, 21267), (3753, 18972), (4131, 17236), (4309, 16524), (4726, 15066), (4743, 15012), (5004, 14229), (5022, 14178), (5508, 12927), (6324, 11259), (7089, 10044), (7506, 9486), (7533, 9452), (8262, 8618)]