281989344

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 192

約数和(自身を含む): 921231360

約数和(自身を除く): 639242016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 169, 182, 191, 208, 224, 273, 312, 336, 338, 364, 382, 416, 507, 546, 573, 624, 672, 676, 728, 764, 1014, 1092, 1146, 1183, 1248, 1337, 1352, 1456, 1528, 2028, 2184, 2197, 2292, 2366, 2483, 2674, 2704, 2912, 3056, 3549, 4011, 4056, 4368, 4394, 4584, 4732, 4966, 5348, 5408, 6112, 6591, 7098, 7449, 8022, 8112, 8736, 8788, 9168, 9464, 9932, 10696, 13182, 14196, 14898, 15379, 16044, 16224, 17381, 17576, 18336, 18928, 19864, 21392, 26364, 28392, 29796, 30758, 32088, 32279, 34762, 35152, 37856, 39728, 42784, 46137, 52143, 52728, 56784, 59592, 61516, 64176, 64558, 69524, 70304, 79456, 92274, 96837, 104286, 105456, 113568, 119184, 123032, 128352, 129116, 139048, 184548, 193674, 208572, 210912, 225953, 238368, 246064, 258232, 278096, 369096, 387348, 417144, 419627, 451906, 492128, 516464, 556192, 677859, 738192, 774696, 834288, 839254, 903812, 1032928, 1258881, 1355718, 1476384, 1549392, 1668576, 1678508, 1807624, 2517762, 2711436, 2937389, 3098784, 3357016, 3615248, 5035524, 5422872, 5874778, 6714032, 7230496, 8812167, 10071048, 10845744, 11749556, 13428064, 17624334, 20142096, 21691488, 23499112, 35248668, 40284192, 46998224, 70497336, 93996448, 140994672, 281989344]

約数ペア:

[(1, 281989344), (2, 140994672), (3, 93996448), (4, 70497336), (6, 46998224), (7, 40284192), (8, 35248668), (12, 23499112), (13, 21691488), (14, 20142096), (16, 17624334), (21, 13428064), (24, 11749556), (26, 10845744), (28, 10071048), (32, 8812167), (39, 7230496), (42, 6714032), (48, 5874778), (52, 5422872), (56, 5035524), (78, 3615248), (84, 3357016), (91, 3098784), (96, 2937389), (104, 2711436), (112, 2517762), (156, 1807624), (168, 1678508), (169, 1668576), (182, 1549392), (191, 1476384), (208, 1355718), (224, 1258881), (273, 1032928), (312, 903812), (336, 839254), (338, 834288), (364, 774696), (382, 738192), (416, 677859), (507, 556192), (546, 516464), (573, 492128), (624, 451906), (672, 419627), (676, 417144), (728, 387348), (764, 369096), (1014, 278096), (1092, 258232), (1146, 246064), (1183, 238368), (1248, 225953), (1337, 210912), (1352, 208572), (1456, 193674), (1528, 184548), (2028, 139048), (2184, 129116), (2197, 128352), (2292, 123032), (2366, 119184), (2483, 113568), (2674, 105456), (2704, 104286), (2912, 96837), (3056, 92274), (3549, 79456), (4011, 70304), (4056, 69524), (4368, 64558), (4394, 64176), (4584, 61516), (4732, 59592), (4966, 56784), (5348, 52728), (5408, 52143), (6112, 46137), (6591, 42784), (7098, 39728), (7449, 37856), (8022, 35152), (8112, 34762), (8736, 32279), (8788, 32088), (9168, 30758), (9464, 29796), (9932, 28392), (10696, 26364), (13182, 21392), (14196, 19864), (14898, 18928), (15379, 18336), (16044, 17576), (16224, 17381)]