128512608

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 400377600

約数和(自身を除く): 271864992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 168, 186, 199, 217, 224, 248, 336, 372, 398, 434, 496, 597, 651, 672, 744, 796, 868, 961, 992, 1194, 1302, 1393, 1488, 1592, 1736, 1922, 2388, 2604, 2786, 2883, 2976, 3184, 3472, 3844, 4179, 4776, 5208, 5572, 5766, 6169, 6368, 6727, 6944, 7688, 8358, 9552, 10416, 11144, 11532, 12338, 13454, 15376, 16716, 18507, 19104, 20181, 20832, 22288, 23064, 24676, 26908, 30752, 33432, 37014, 40362, 43183, 44576, 46128, 49352, 53816, 66864, 74028, 80724, 86366, 92256, 98704, 107632, 129549, 133728, 148056, 161448, 172732, 191239, 197408, 215264, 259098, 296112, 322896, 345464, 382478, 518196, 573717, 592224, 645792, 690928, 764956, 1036392, 1147434, 1338673, 1381856, 1529912, 2072784, 2294868, 2677346, 3059824, 4016019, 4145568, 4589736, 5354692, 6119648, 8032038, 9179472, 10709384, 16064076, 18358944, 21418768, 32128152, 42837536, 64256304, 128512608]

約数ペア:

[(1, 128512608), (2, 64256304), (3, 42837536), (4, 32128152), (6, 21418768), (7, 18358944), (8, 16064076), (12, 10709384), (14, 9179472), (16, 8032038), (21, 6119648), (24, 5354692), (28, 4589736), (31, 4145568), (32, 4016019), (42, 3059824), (48, 2677346), (56, 2294868), (62, 2072784), (84, 1529912), (93, 1381856), (96, 1338673), (112, 1147434), (124, 1036392), (168, 764956), (186, 690928), (199, 645792), (217, 592224), (224, 573717), (248, 518196), (336, 382478), (372, 345464), (398, 322896), (434, 296112), (496, 259098), (597, 215264), (651, 197408), (672, 191239), (744, 172732), (796, 161448), (868, 148056), (961, 133728), (992, 129549), (1194, 107632), (1302, 98704), (1393, 92256), (1488, 86366), (1592, 80724), (1736, 74028), (1922, 66864), (2388, 53816), (2604, 49352), (2786, 46128), (2883, 44576), (2976, 43183), (3184, 40362), (3472, 37014), (3844, 33432), (4179, 30752), (4776, 26908), (5208, 24676), (5572, 23064), (5766, 22288), (6169, 20832), (6368, 20181), (6727, 19104), (6944, 18507), (7688, 16716), (8358, 15376), (9552, 13454), (10416, 12338), (11144, 11532)]