71884908

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 120

約数和(自身を含む): 205881984

約数和(自身を除く): 133997076

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, 153, 162, 186, 204, 279, 306, 324, 372, 421, 459, 527, 558, 612, 837, 842, 918, 1054, 1116, 1263, 1377, 1581, 1674, 1684, 1836, 2108, 2511, 2526, 2754, 3162, 3348, 3789, 4743, 5022, 5052, 5508, 6324, 7157, 7578, 9486, 10044, 11367, 13051, 14229, 14314, 15156, 18972, 21471, 22734, 26102, 28458, 28628, 34101, 39153, 42687, 42942, 45468, 52204, 56916, 64413, 68202, 78306, 85374, 85884, 117459, 128826, 136404, 156612, 170748, 193239, 221867, 234918, 257652, 352377, 386478, 443734, 469836, 579717, 665601, 704754, 772956, 887468, 1057131, 1159434, 1331202, 1409508, 1996803, 2114262, 2318868, 2662404, 3993606, 4228524, 5990409, 7987212, 11980818, 17971227, 23961636, 35942454, 71884908]

約数ペア:

[(1, 71884908), (2, 35942454), (3, 23961636), (4, 17971227), (6, 11980818), (9, 7987212), (12, 5990409), (17, 4228524), (18, 3993606), (27, 2662404), (31, 2318868), (34, 2114262), (36, 1996803), (51, 1409508), (54, 1331202), (62, 1159434), (68, 1057131), (81, 887468), (93, 772956), (102, 704754), (108, 665601), (124, 579717), (153, 469836), (162, 443734), (186, 386478), (204, 352377), (279, 257652), (306, 234918), (324, 221867), (372, 193239), (421, 170748), (459, 156612), (527, 136404), (558, 128826), (612, 117459), (837, 85884), (842, 85374), (918, 78306), (1054, 68202), (1116, 64413), (1263, 56916), (1377, 52204), (1581, 45468), (1674, 42942), (1684, 42687), (1836, 39153), (2108, 34101), (2511, 28628), (2526, 28458), (2754, 26102), (3162, 22734), (3348, 21471), (3789, 18972), (4743, 15156), (5022, 14314), (5052, 14229), (5508, 13051), (6324, 11367), (7157, 10044), (7578, 9486)]