31438464

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 91392000

約数和(自身を除く): 59953536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 139, 152, 186, 192, 228, 248, 278, 304, 372, 384, 417, 456, 496, 556, 589, 608, 744, 834, 912, 992, 1112, 1178, 1216, 1488, 1668, 1767, 1824, 1984, 2224, 2356, 2432, 2641, 2976, 3336, 3534, 3648, 3968, 4309, 4448, 4712, 5282, 5952, 6672, 7068, 7296, 7923, 8618, 8896, 9424, 10564, 11904, 12927, 13344, 14136, 15846, 17236, 17792, 18848, 21128, 25854, 26688, 28272, 31692, 34472, 37696, 42256, 51708, 53376, 56544, 63384, 68944, 75392, 81871, 84512, 103416, 113088, 126768, 137888, 163742, 169024, 206832, 226176, 245613, 253536, 275776, 327484, 338048, 413664, 491226, 507072, 551552, 654968, 827328, 982452, 1014144, 1309936, 1654656, 1964904, 2619872, 3929808, 5239744, 7859616, 10479488, 15719232, 31438464]

約数ペア:

[(1, 31438464), (2, 15719232), (3, 10479488), (4, 7859616), (6, 5239744), (8, 3929808), (12, 2619872), (16, 1964904), (19, 1654656), (24, 1309936), (31, 1014144), (32, 982452), (38, 827328), (48, 654968), (57, 551552), (62, 507072), (64, 491226), (76, 413664), (93, 338048), (96, 327484), (114, 275776), (124, 253536), (128, 245613), (139, 226176), (152, 206832), (186, 169024), (192, 163742), (228, 137888), (248, 126768), (278, 113088), (304, 103416), (372, 84512), (384, 81871), (417, 75392), (456, 68944), (496, 63384), (556, 56544), (589, 53376), (608, 51708), (744, 42256), (834, 37696), (912, 34472), (992, 31692), (1112, 28272), (1178, 26688), (1216, 25854), (1488, 21128), (1668, 18848), (1767, 17792), (1824, 17236), (1984, 15846), (2224, 14136), (2356, 13344), (2432, 12927), (2641, 11904), (2976, 10564), (3336, 9424), (3534, 8896), (3648, 8618), (3968, 7923), (4309, 7296), (4448, 7068), (4712, 6672), (5282, 5952)]