138253920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1837

約数の個数: 192

約数和(自身を含む): 519644160

約数和(自身を除く): 381390240

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, 1680, 1789, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3360, 3578, 3680, 3864, 4830, 5152, 5367, 5520, 6440, 7156, 7728, 8945, 9660, 10734, 11040, 12523, 12880, 14312, 15456, 17890, 19320, 21468, 25046, 25760, 26835, 28624, 35780, 37569, 38640, 41147, 42936, 50092, 53670, 57248, 62615, 71560, 75138, 77280, 82294, 85872, 100184, 107340, 123441, 125230, 143120, 150276, 164588, 171744, 187845, 200368, 205735, 214680, 246882, 250460, 286240, 288029, 300552, 329176, 375690, 400736, 411470, 429360, 493764, 500920, 576058, 601104, 617205, 658352, 751380, 822940, 858720, 864087, 987528, 1001840, 1152116, 1202208, 1234410, 1316704, 1440145, 1502760, 1645880, 1728174, 1975056, 2003680, 2304232, 2468820, 2880290, 3005520, 3291760, 3456348, 3950112, 4320435, 4608464, 4937640, 5760580, 6011040, 6583520, 6912696, 8640870, 9216928, 9875280, 11521160, 13825392, 17281740, 19750560, 23042320, 27650784, 34563480, 46084640, 69126960, 138253920]

約数ペア:

[(1, 138253920), (2, 69126960), (3, 46084640), (4, 34563480), (5, 27650784), (6, 23042320), (7, 19750560), (8, 17281740), (10, 13825392), (12, 11521160), (14, 9875280), (15, 9216928), (16, 8640870), (20, 6912696), (21, 6583520), (23, 6011040), (24, 5760580), (28, 4937640), (30, 4608464), (32, 4320435), (35, 3950112), (40, 3456348), (42, 3291760), (46, 3005520), (48, 2880290), (56, 2468820), (60, 2304232), (69, 2003680), (70, 1975056), (80, 1728174), (84, 1645880), (92, 1502760), (96, 1440145), (105, 1316704), (112, 1234410), (115, 1202208), (120, 1152116), (138, 1001840), (140, 987528), (160, 864087), (161, 858720), (168, 822940), (184, 751380), (210, 658352), (224, 617205), (230, 601104), (240, 576058), (276, 500920), (280, 493764), (322, 429360), (336, 411470), (345, 400736), (368, 375690), (420, 329176), (460, 300552), (480, 288029), (483, 286240), (552, 250460), (560, 246882), (644, 214680), (672, 205735), (690, 200368), (736, 187845), (805, 171744), (840, 164588), (920, 150276), (966, 143120), (1104, 125230), (1120, 123441), (1288, 107340), (1380, 100184), (1610, 85872), (1680, 82294), (1789, 77280), (1840, 75138), (1932, 71560), (2208, 62615), (2415, 57248), (2576, 53670), (2760, 50092), (3220, 42936), (3360, 41147), (3578, 38640), (3680, 37569), (3864, 35780), (4830, 28624), (5152, 26835), (5367, 25760), (5520, 25046), (6440, 21468), (7156, 19320), (7728, 17890), (8945, 15456), (9660, 14312), (10734, 12880), (11040, 12523)]