128516640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1663}}^1$

素因数の和:1711

約数の個数: 192

約数和(自身を含む): 483065856

約数和(自身を除く): 354549216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1663, 1680, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3326, 3360, 3680, 3864, 4830, 4989, 5152, 5520, 6440, 6652, 7728, 8315, 9660, 9978, 11040, 11641, 12880, 13304, 15456, 16630, 19320, 19956, 23282, 24945, 25760, 26608, 33260, 34923, 38249, 38640, 39912, 46564, 49890, 53216, 58205, 66520, 69846, 76498, 77280, 79824, 93128, 99780, 114747, 116410, 133040, 139692, 152996, 159648, 174615, 186256, 191245, 199560, 229494, 232820, 266080, 267743, 279384, 305992, 349230, 372512, 382490, 399120, 458988, 465640, 535486, 558768, 573735, 611984, 698460, 764980, 798240, 803229, 917976, 931280, 1070972, 1117536, 1147470, 1223968, 1338715, 1396920, 1529960, 1606458, 1835952, 1862560, 2141944, 2294940, 2677430, 2793840, 3059920, 3212916, 3671904, 4016145, 4283888, 4589880, 5354860, 5587680, 6119840, 6425832, 8032290, 8567776, 9179760, 10709720, 12851664, 16064580, 18359520, 21419440, 25703328, 32129160, 42838880, 64258320, 128516640]

約数ペア:

[(1, 128516640), (2, 64258320), (3, 42838880), (4, 32129160), (5, 25703328), (6, 21419440), (7, 18359520), (8, 16064580), (10, 12851664), (12, 10709720), (14, 9179760), (15, 8567776), (16, 8032290), (20, 6425832), (21, 6119840), (23, 5587680), (24, 5354860), (28, 4589880), (30, 4283888), (32, 4016145), (35, 3671904), (40, 3212916), (42, 3059920), (46, 2793840), (48, 2677430), (56, 2294940), (60, 2141944), (69, 1862560), (70, 1835952), (80, 1606458), (84, 1529960), (92, 1396920), (96, 1338715), (105, 1223968), (112, 1147470), (115, 1117536), (120, 1070972), (138, 931280), (140, 917976), (160, 803229), (161, 798240), (168, 764980), (184, 698460), (210, 611984), (224, 573735), (230, 558768), (240, 535486), (276, 465640), (280, 458988), (322, 399120), (336, 382490), (345, 372512), (368, 349230), (420, 305992), (460, 279384), (480, 267743), (483, 266080), (552, 232820), (560, 229494), (644, 199560), (672, 191245), (690, 186256), (736, 174615), (805, 159648), (840, 152996), (920, 139692), (966, 133040), (1104, 116410), (1120, 114747), (1288, 99780), (1380, 93128), (1610, 79824), (1663, 77280), (1680, 76498), (1840, 69846), (1932, 66520), (2208, 58205), (2415, 53216), (2576, 49890), (2760, 46564), (3220, 39912), (3326, 38640), (3360, 38249), (3680, 34923), (3864, 33260), (4830, 26608), (4989, 25760), (5152, 24945), (5520, 23282), (6440, 19956), (6652, 19320), (7728, 16630), (8315, 15456), (9660, 13304), (9978, 12880), (11040, 11641)]