131579136

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 216

約数和(自身を含む): 428553216

約数和(自身を除く): 296974080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 64, 69, 72, 78, 92, 96, 104, 117, 128, 138, 144, 156, 184, 191, 192, 207, 208, 234, 256, 276, 288, 299, 312, 368, 382, 384, 414, 416, 468, 552, 573, 576, 598, 624, 736, 764, 768, 828, 832, 897, 936, 1104, 1146, 1152, 1196, 1248, 1472, 1528, 1656, 1664, 1719, 1794, 1872, 2208, 2292, 2304, 2392, 2483, 2496, 2691, 2944, 3056, 3312, 3328, 3438, 3588, 3744, 4393, 4416, 4584, 4784, 4966, 4992, 5382, 5888, 6112, 6624, 6876, 7176, 7449, 7488, 8786, 8832, 9168, 9568, 9932, 9984, 10764, 12224, 13179, 13248, 13752, 14352, 14898, 14976, 17572, 17664, 18336, 19136, 19864, 21528, 22347, 24448, 26358, 26496, 27504, 28704, 29796, 29952, 35144, 36672, 38272, 39537, 39728, 43056, 44694, 48896, 52716, 52992, 55008, 57109, 57408, 59592, 70288, 73344, 76544, 79074, 79456, 86112, 89388, 105432, 110016, 114218, 114816, 119184, 140576, 146688, 158148, 158912, 171327, 172224, 178776, 210864, 220032, 228436, 229632, 238368, 281152, 316296, 317824, 342654, 344448, 357552, 421728, 440064, 456872, 476736, 513981, 562304, 632592, 635648, 685308, 688896, 715104, 843456, 913744, 953472, 1027962, 1124608, 1265184, 1370616, 1430208, 1686912, 1827488, 1906944, 2055924, 2530368, 2741232, 2860416, 3373824, 3654976, 4111848, 5060736, 5482464, 5720832, 7309952, 8223696, 10121472, 10964928, 14619904, 16447392, 21929856, 32894784, 43859712, 65789568, 131579136]

約数ペア:

[(1, 131579136), (2, 65789568), (3, 43859712), (4, 32894784), (6, 21929856), (8, 16447392), (9, 14619904), (12, 10964928), (13, 10121472), (16, 8223696), (18, 7309952), (23, 5720832), (24, 5482464), (26, 5060736), (32, 4111848), (36, 3654976), (39, 3373824), (46, 2860416), (48, 2741232), (52, 2530368), (64, 2055924), (69, 1906944), (72, 1827488), (78, 1686912), (92, 1430208), (96, 1370616), (104, 1265184), (117, 1124608), (128, 1027962), (138, 953472), (144, 913744), (156, 843456), (184, 715104), (191, 688896), (192, 685308), (207, 635648), (208, 632592), (234, 562304), (256, 513981), (276, 476736), (288, 456872), (299, 440064), (312, 421728), (368, 357552), (382, 344448), (384, 342654), (414, 317824), (416, 316296), (468, 281152), (552, 238368), (573, 229632), (576, 228436), (598, 220032), (624, 210864), (736, 178776), (764, 172224), (768, 171327), (828, 158912), (832, 158148), (897, 146688), (936, 140576), (1104, 119184), (1146, 114816), (1152, 114218), (1196, 110016), (1248, 105432), (1472, 89388), (1528, 86112), (1656, 79456), (1664, 79074), (1719, 76544), (1794, 73344), (1872, 70288), (2208, 59592), (2292, 57408), (2304, 57109), (2392, 55008), (2483, 52992), (2496, 52716), (2691, 48896), (2944, 44694), (3056, 43056), (3312, 39728), (3328, 39537), (3438, 38272), (3588, 36672), (3744, 35144), (4393, 29952), (4416, 29796), (4584, 28704), (4784, 27504), (4966, 26496), (4992, 26358), (5382, 24448), (5888, 22347), (6112, 21528), (6624, 19864), (6876, 19136), (7176, 18336), (7449, 17664), (7488, 17572), (8786, 14976), (8832, 14898), (9168, 14352), (9568, 13752), (9932, 13248), (9984, 13179), (10764, 12224)]