291444608

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 723824640

約数和(自身を除く): 432380032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 131, 182, 191, 208, 224, 262, 364, 382, 416, 448, 524, 728, 764, 832, 896, 917, 1048, 1337, 1456, 1528, 1664, 1703, 1834, 2096, 2483, 2674, 2912, 3056, 3406, 3668, 4192, 4966, 5348, 5824, 6112, 6812, 7336, 8384, 9932, 10696, 11648, 11921, 12224, 13624, 14672, 16768, 17381, 19864, 21392, 23842, 24448, 25021, 27248, 29344, 34762, 39728, 42784, 47684, 50042, 54496, 58688, 69524, 79456, 85568, 95368, 100084, 108992, 117376, 139048, 158912, 171136, 175147, 190736, 200168, 217984, 278096, 317824, 325273, 350294, 381472, 400336, 556192, 650546, 700588, 762944, 800672, 1112384, 1301092, 1401176, 1525888, 1601344, 2224768, 2276911, 2602184, 2802352, 3202688, 4553822, 5204368, 5604704, 9107644, 10408736, 11209408, 18215288, 20817472, 22418816, 36430576, 41634944, 72861152, 145722304, 291444608]

約数ペア:

[(1, 291444608), (2, 145722304), (4, 72861152), (7, 41634944), (8, 36430576), (13, 22418816), (14, 20817472), (16, 18215288), (26, 11209408), (28, 10408736), (32, 9107644), (52, 5604704), (56, 5204368), (64, 4553822), (91, 3202688), (104, 2802352), (112, 2602184), (128, 2276911), (131, 2224768), (182, 1601344), (191, 1525888), (208, 1401176), (224, 1301092), (262, 1112384), (364, 800672), (382, 762944), (416, 700588), (448, 650546), (524, 556192), (728, 400336), (764, 381472), (832, 350294), (896, 325273), (917, 317824), (1048, 278096), (1337, 217984), (1456, 200168), (1528, 190736), (1664, 175147), (1703, 171136), (1834, 158912), (2096, 139048), (2483, 117376), (2674, 108992), (2912, 100084), (3056, 95368), (3406, 85568), (3668, 79456), (4192, 69524), (4966, 58688), (5348, 54496), (5824, 50042), (6112, 47684), (6812, 42784), (7336, 39728), (8384, 34762), (9932, 29344), (10696, 27248), (11648, 25021), (11921, 24448), (12224, 23842), (13624, 21392), (14672, 19864), (16768, 17381)]