238775888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2020

約数の個数: 80

約数和(自身を含む): 541632000

約数和(自身を除く): 302856112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 806, 988, 1178, 1612, 1949, 1976, 2356, 3224, 3898, 3952, 4712, 6448, 7657, 7796, 9424, 15314, 15592, 25337, 30628, 31184, 37031, 50674, 60419, 61256, 74062, 101348, 120838, 122512, 148124, 202696, 241676, 296248, 405392, 481403, 483352, 592496, 785447, 962806, 966704, 1147961, 1570894, 1925612, 2295922, 3141788, 3851224, 4591844, 6283576, 7702448, 9183688, 12567152, 14923493, 18367376, 29846986, 59693972, 119387944, 238775888]

約数ペア:

[(1, 238775888), (2, 119387944), (4, 59693972), (8, 29846986), (13, 18367376), (16, 14923493), (19, 12567152), (26, 9183688), (31, 7702448), (38, 6283576), (52, 4591844), (62, 3851224), (76, 3141788), (104, 2295922), (124, 1925612), (152, 1570894), (208, 1147961), (247, 966704), (248, 962806), (304, 785447), (403, 592496), (494, 483352), (496, 481403), (589, 405392), (806, 296248), (988, 241676), (1178, 202696), (1612, 148124), (1949, 122512), (1976, 120838), (2356, 101348), (3224, 74062), (3898, 61256), (3952, 60419), (4712, 50674), (6448, 37031), (7657, 31184), (7796, 30628), (9424, 25337), (15314, 15592)]