668069360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1471}}^1$

素因数の和:2302

約数の個数: 80

約数和(自身を含む): 1778552832

約数和(自身を除く): 1110483472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 811, 1471, 1622, 2942, 3244, 4055, 5677, 5884, 6488, 7355, 8110, 10297, 11354, 11768, 12976, 14710, 16220, 20594, 22708, 23536, 28385, 29420, 32440, 41188, 45416, 51485, 56770, 58840, 64880, 82376, 90832, 102970, 113540, 117680, 164752, 205940, 227080, 411880, 454160, 823760, 1192981, 2385962, 4771924, 5964905, 8350867, 9543848, 11929810, 16701734, 19087696, 23859620, 33403468, 41754335, 47719240, 66806936, 83508670, 95438480, 133613872, 167017340, 334034680, 668069360]

約数ペア:

[(1, 668069360), (2, 334034680), (4, 167017340), (5, 133613872), (7, 95438480), (8, 83508670), (10, 66806936), (14, 47719240), (16, 41754335), (20, 33403468), (28, 23859620), (35, 19087696), (40, 16701734), (56, 11929810), (70, 9543848), (80, 8350867), (112, 5964905), (140, 4771924), (280, 2385962), (560, 1192981), (811, 823760), (1471, 454160), (1622, 411880), (2942, 227080), (3244, 205940), (4055, 164752), (5677, 117680), (5884, 113540), (6488, 102970), (7355, 90832), (8110, 82376), (10297, 64880), (11354, 58840), (11768, 56770), (12976, 51485), (14710, 45416), (16220, 41188), (20594, 32440), (22708, 29420), (23536, 28385)]