840294

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:56

約数の個数: 96

約数和(自身を含む): 2446080

約数和(自身を除く): 1605786

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 81, 91, 114, 117, 126, 133, 162, 171, 182, 189, 234, 243, 247, 266, 273, 342, 351, 378, 399, 486, 494, 513, 546, 567, 702, 741, 798, 819, 1026, 1053, 1134, 1197, 1482, 1539, 1638, 1701, 1729, 2106, 2223, 2394, 2457, 3078, 3159, 3402, 3458, 3591, 4446, 4617, 4914, 5187, 6318, 6669, 7182, 7371, 9234, 10374, 10773, 13338, 14742, 15561, 20007, 21546, 22113, 31122, 32319, 40014, 44226, 46683, 60021, 64638, 93366, 120042, 140049, 280098, 420147, 840294]

約数ペア:

[(1, 840294), (2, 420147), (3, 280098), (6, 140049), (7, 120042), (9, 93366), (13, 64638), (14, 60021), (18, 46683), (19, 44226), (21, 40014), (26, 32319), (27, 31122), (38, 22113), (39, 21546), (42, 20007), (54, 15561), (57, 14742), (63, 13338), (78, 10773), (81, 10374), (91, 9234), (114, 7371), (117, 7182), (126, 6669), (133, 6318), (162, 5187), (171, 4914), (182, 4617), (189, 4446), (234, 3591), (243, 3458), (247, 3402), (266, 3159), (273, 3078), (342, 2457), (351, 2394), (378, 2223), (399, 2106), (486, 1729), (494, 1701), (513, 1638), (546, 1539), (567, 1482), (702, 1197), (741, 1134), (798, 1053), (819, 1026)]