218908480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:661

約数の個数: 168

約数和(自身を含む): 633788928

約数和(自身を除く): 414880448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 320, 322, 368, 392, 448, 460, 490, 560, 607, 644, 736, 784, 805, 920, 980, 1120, 1127, 1214, 1288, 1472, 1568, 1610, 1840, 1960, 2240, 2254, 2428, 2576, 3035, 3136, 3220, 3680, 3920, 4249, 4508, 4856, 5152, 5635, 6070, 6440, 7360, 7840, 8498, 9016, 9712, 10304, 11270, 12140, 12880, 13961, 15680, 16996, 18032, 19424, 21245, 22540, 24280, 25760, 27922, 29743, 33992, 36064, 38848, 42490, 45080, 48560, 51520, 55844, 59486, 67984, 69805, 72128, 84980, 90160, 97120, 97727, 111688, 118972, 135968, 139610, 148715, 169960, 180320, 194240, 195454, 223376, 237944, 271936, 279220, 297430, 339920, 360640, 390908, 446752, 475888, 488635, 558440, 594860, 679840, 684089, 781816, 893504, 951776, 977270, 1116880, 1189720, 1359680, 1368178, 1563632, 1903552, 1954540, 2233760, 2379440, 2736356, 3127264, 3420445, 3909080, 4467520, 4758880, 5472712, 6254528, 6840890, 7818160, 9517760, 10945424, 13681780, 15636320, 21890848, 27363560, 31272640, 43781696, 54727120, 109454240, 218908480]

約数ペア:

[(1, 218908480), (2, 109454240), (4, 54727120), (5, 43781696), (7, 31272640), (8, 27363560), (10, 21890848), (14, 15636320), (16, 13681780), (20, 10945424), (23, 9517760), (28, 7818160), (32, 6840890), (35, 6254528), (40, 5472712), (46, 4758880), (49, 4467520), (56, 3909080), (64, 3420445), (70, 3127264), (80, 2736356), (92, 2379440), (98, 2233760), (112, 1954540), (115, 1903552), (140, 1563632), (160, 1368178), (161, 1359680), (184, 1189720), (196, 1116880), (224, 977270), (230, 951776), (245, 893504), (280, 781816), (320, 684089), (322, 679840), (368, 594860), (392, 558440), (448, 488635), (460, 475888), (490, 446752), (560, 390908), (607, 360640), (644, 339920), (736, 297430), (784, 279220), (805, 271936), (920, 237944), (980, 223376), (1120, 195454), (1127, 194240), (1214, 180320), (1288, 169960), (1472, 148715), (1568, 139610), (1610, 135968), (1840, 118972), (1960, 111688), (2240, 97727), (2254, 97120), (2428, 90160), (2576, 84980), (3035, 72128), (3136, 69805), (3220, 67984), (3680, 59486), (3920, 55844), (4249, 51520), (4508, 48560), (4856, 45080), (5152, 42490), (5635, 38848), (6070, 36064), (6440, 33992), (7360, 29743), (7840, 27922), (8498, 25760), (9016, 24280), (9712, 22540), (10304, 21245), (11270, 19424), (12140, 18032), (12880, 16996), (13961, 15680)]