390465712

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 120

約数和(自身を含む): 957602400

約数和(自身を除く): 567136688

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 338, 343, 364, 392, 421, 637, 676, 686, 728, 784, 842, 1183, 1274, 1352, 1372, 1456, 1684, 2366, 2548, 2704, 2744, 2947, 3368, 4459, 4732, 5096, 5473, 5488, 5894, 6736, 8281, 8918, 9464, 10192, 10946, 11788, 16562, 17836, 18928, 20629, 21892, 23576, 33124, 35672, 38311, 41258, 43784, 47152, 57967, 66248, 71149, 71344, 76622, 82516, 87568, 115934, 132496, 142298, 144403, 153244, 165032, 231868, 268177, 284596, 288806, 306488, 330064, 463736, 498043, 536354, 569192, 577612, 612976, 927472, 996086, 1072708, 1138384, 1155224, 1877239, 1992172, 2145416, 2310448, 3486301, 3754478, 3984344, 4290832, 6972602, 7508956, 7968688, 13945204, 15017912, 24404107, 27890408, 30035824, 48808214, 55780816, 97616428, 195232856, 390465712]

約数ペア:

[(1, 390465712), (2, 195232856), (4, 97616428), (7, 55780816), (8, 48808214), (13, 30035824), (14, 27890408), (16, 24404107), (26, 15017912), (28, 13945204), (49, 7968688), (52, 7508956), (56, 6972602), (91, 4290832), (98, 3984344), (104, 3754478), (112, 3486301), (169, 2310448), (182, 2145416), (196, 1992172), (208, 1877239), (338, 1155224), (343, 1138384), (364, 1072708), (392, 996086), (421, 927472), (637, 612976), (676, 577612), (686, 569192), (728, 536354), (784, 498043), (842, 463736), (1183, 330064), (1274, 306488), (1352, 288806), (1372, 284596), (1456, 268177), (1684, 231868), (2366, 165032), (2548, 153244), (2704, 144403), (2744, 142298), (2947, 132496), (3368, 115934), (4459, 87568), (4732, 82516), (5096, 76622), (5473, 71344), (5488, 71149), (5894, 66248), (6736, 57967), (8281, 47152), (8918, 43784), (9464, 41258), (10192, 38311), (10946, 35672), (11788, 33124), (16562, 23576), (17836, 21892), (18928, 20629)]