641567472

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{769}}^1$

素因数の和:991

約数の個数: 160

約数和(自身を含む): 2053201920

約数和(自身を除く): 1411634448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 191, 208, 273, 312, 336, 364, 382, 546, 573, 624, 728, 764, 769, 1092, 1146, 1337, 1456, 1528, 1538, 2184, 2292, 2307, 2483, 2674, 3056, 3076, 4011, 4368, 4584, 4614, 4966, 5348, 5383, 6152, 7449, 8022, 9168, 9228, 9932, 9997, 10696, 10766, 12304, 14898, 16044, 16149, 17381, 18456, 19864, 19994, 21392, 21532, 29796, 29991, 32088, 32298, 34762, 36912, 39728, 39988, 43064, 52143, 59592, 59982, 64176, 64596, 69524, 69979, 79976, 86128, 104286, 119184, 119964, 129192, 139048, 139958, 146879, 159952, 208572, 209937, 239928, 258384, 278096, 279916, 293758, 417144, 419874, 440637, 479856, 559832, 587516, 834288, 839748, 881274, 1028153, 1119664, 1175032, 1679496, 1762548, 1909427, 2056306, 2350064, 3084459, 3358992, 3525096, 3818854, 4112612, 5728281, 6168918, 7050192, 7637708, 8225224, 11456562, 12337836, 13365989, 15275416, 16450448, 22913124, 24675672, 26731978, 30550832, 40097967, 45826248, 49351344, 53463956, 80195934, 91652496, 106927912, 160391868, 213855824, 320783736, 641567472]

約数ペア:

[(1, 641567472), (2, 320783736), (3, 213855824), (4, 160391868), (6, 106927912), (7, 91652496), (8, 80195934), (12, 53463956), (13, 49351344), (14, 45826248), (16, 40097967), (21, 30550832), (24, 26731978), (26, 24675672), (28, 22913124), (39, 16450448), (42, 15275416), (48, 13365989), (52, 12337836), (56, 11456562), (78, 8225224), (84, 7637708), (91, 7050192), (104, 6168918), (112, 5728281), (156, 4112612), (168, 3818854), (182, 3525096), (191, 3358992), (208, 3084459), (273, 2350064), (312, 2056306), (336, 1909427), (364, 1762548), (382, 1679496), (546, 1175032), (573, 1119664), (624, 1028153), (728, 881274), (764, 839748), (769, 834288), (1092, 587516), (1146, 559832), (1337, 479856), (1456, 440637), (1528, 419874), (1538, 417144), (2184, 293758), (2292, 279916), (2307, 278096), (2483, 258384), (2674, 239928), (3056, 209937), (3076, 208572), (4011, 159952), (4368, 146879), (4584, 139958), (4614, 139048), (4966, 129192), (5348, 119964), (5383, 119184), (6152, 104286), (7449, 86128), (8022, 79976), (9168, 69979), (9228, 69524), (9932, 64596), (9997, 64176), (10696, 59982), (10766, 59592), (12304, 52143), (14898, 43064), (16044, 39988), (16149, 39728), (17381, 36912), (18456, 34762), (19864, 32298), (19994, 32088), (21392, 29991), (21532, 29796)]