638769096

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 2022218640

約数和(自身を除く): 1383449544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 331, 392, 441, 504, 547, 588, 662, 882, 993, 1094, 1176, 1324, 1641, 1764, 1986, 2188, 2317, 2648, 2979, 3282, 3528, 3829, 3972, 4376, 4634, 4923, 5958, 6564, 6951, 7658, 7944, 9268, 9846, 11487, 11916, 13128, 13902, 15316, 16219, 18536, 19692, 20853, 22974, 23832, 26803, 27804, 30632, 32438, 34461, 39384, 41706, 45948, 48657, 53606, 55608, 64876, 68922, 80409, 83412, 91896, 97314, 107212, 129752, 137844, 145971, 160818, 166824, 181057, 194628, 214424, 241227, 275688, 291942, 321636, 362114, 389256, 482454, 543171, 583884, 643272, 724228, 964908, 1086342, 1167768, 1267399, 1448456, 1629513, 1929816, 2172684, 2534798, 3259026, 3802197, 4345368, 5069596, 6518052, 7604394, 8871793, 10139192, 11406591, 13036104, 15208788, 17743586, 22813182, 26615379, 30417576, 35487172, 45626364, 53230758, 70974344, 79846137, 91252728, 106461516, 159692274, 212923032, 319384548, 638769096]

約数ペア:

[(1, 638769096), (2, 319384548), (3, 212923032), (4, 159692274), (6, 106461516), (7, 91252728), (8, 79846137), (9, 70974344), (12, 53230758), (14, 45626364), (18, 35487172), (21, 30417576), (24, 26615379), (28, 22813182), (36, 17743586), (42, 15208788), (49, 13036104), (56, 11406591), (63, 10139192), (72, 8871793), (84, 7604394), (98, 6518052), (126, 5069596), (147, 4345368), (168, 3802197), (196, 3259026), (252, 2534798), (294, 2172684), (331, 1929816), (392, 1629513), (441, 1448456), (504, 1267399), (547, 1167768), (588, 1086342), (662, 964908), (882, 724228), (993, 643272), (1094, 583884), (1176, 543171), (1324, 482454), (1641, 389256), (1764, 362114), (1986, 321636), (2188, 291942), (2317, 275688), (2648, 241227), (2979, 214424), (3282, 194628), (3528, 181057), (3829, 166824), (3972, 160818), (4376, 145971), (4634, 137844), (4923, 129752), (5958, 107212), (6564, 97314), (6951, 91896), (7658, 83412), (7944, 80409), (9268, 68922), (9846, 64876), (11487, 55608), (11916, 53606), (13128, 48657), (13902, 45948), (15316, 41706), (16219, 39384), (18536, 34461), (19692, 32438), (20853, 30632), (22974, 27804), (23832, 26803)]