242818784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1064

約数の個数: 96

約数和(自身を含む): 559964160

約数和(自身を除く): 317145376

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 988, 991, 992, 1178, 1612, 1976, 1982, 2356, 3224, 3952, 3964, 4712, 6448, 7657, 7904, 7928, 9424, 12883, 12896, 15314, 15856, 18829, 18848, 25766, 30628, 30721, 31712, 37658, 51532, 61256, 61442, 75316, 103064, 122512, 122884, 150632, 206128, 244777, 245024, 245768, 301264, 399373, 412256, 489554, 491536, 583699, 602528, 798746, 979108, 983072, 1167398, 1597492, 1958216, 2334796, 3194984, 3916432, 4669592, 6389968, 7588087, 7832864, 9339184, 12779936, 15176174, 18678368, 30352348, 60704696, 121409392, 242818784]

約数ペア:

[(1, 242818784), (2, 121409392), (4, 60704696), (8, 30352348), (13, 18678368), (16, 15176174), (19, 12779936), (26, 9339184), (31, 7832864), (32, 7588087), (38, 6389968), (52, 4669592), (62, 3916432), (76, 3194984), (104, 2334796), (124, 1958216), (152, 1597492), (208, 1167398), (247, 983072), (248, 979108), (304, 798746), (403, 602528), (416, 583699), (494, 491536), (496, 489554), (589, 412256), (608, 399373), (806, 301264), (988, 245768), (991, 245024), (992, 244777), (1178, 206128), (1612, 150632), (1976, 122884), (1982, 122512), (2356, 103064), (3224, 75316), (3952, 61442), (3964, 61256), (4712, 51532), (6448, 37658), (7657, 31712), (7904, 30721), (7928, 30628), (9424, 25766), (12883, 18848), (12896, 18829), (15314, 15856)]