217620816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3391}}^1$

素因数の和:3600

約数の個数: 80

約数和(自身を含む): 646053888

約数和(自身を除く): 428433072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 191, 336, 382, 573, 764, 1146, 1337, 1528, 2292, 2674, 3056, 3391, 4011, 4584, 5348, 6782, 8022, 9168, 10173, 10696, 13564, 16044, 20346, 21392, 23737, 27128, 32088, 40692, 47474, 54256, 64176, 71211, 81384, 94948, 142422, 162768, 189896, 284844, 379792, 569688, 647681, 1139376, 1295362, 1943043, 2590724, 3886086, 4533767, 5181448, 7772172, 9067534, 10362896, 13601301, 15544344, 18135068, 27202602, 31088688, 36270136, 54405204, 72540272, 108810408, 217620816]

約数ペア:

[(1, 217620816), (2, 108810408), (3, 72540272), (4, 54405204), (6, 36270136), (7, 31088688), (8, 27202602), (12, 18135068), (14, 15544344), (16, 13601301), (21, 10362896), (24, 9067534), (28, 7772172), (42, 5181448), (48, 4533767), (56, 3886086), (84, 2590724), (112, 1943043), (168, 1295362), (191, 1139376), (336, 647681), (382, 569688), (573, 379792), (764, 284844), (1146, 189896), (1337, 162768), (1528, 142422), (2292, 94948), (2674, 81384), (3056, 71211), (3391, 64176), (4011, 54256), (4584, 47474), (5348, 40692), (6782, 32088), (8022, 27128), (9168, 23737), (10173, 21392), (10696, 20346), (13564, 16044)]