42102690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1451

約数の個数: 64

約数和(自身を含む): 116308224

約数和(自身を除く): 74205534

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 157, 210, 314, 471, 785, 942, 1099, 1277, 1570, 2198, 2355, 2554, 3297, 3831, 4710, 5495, 6385, 6594, 7662, 8939, 10990, 12770, 16485, 17878, 19155, 26817, 32970, 38310, 44695, 53634, 89390, 134085, 200489, 268170, 400978, 601467, 1002445, 1202934, 1403423, 2004890, 2806846, 3007335, 4210269, 6014670, 7017115, 8420538, 14034230, 21051345, 42102690]

約数ペア:

[(1, 42102690), (2, 21051345), (3, 14034230), (5, 8420538), (6, 7017115), (7, 6014670), (10, 4210269), (14, 3007335), (15, 2806846), (21, 2004890), (30, 1403423), (35, 1202934), (42, 1002445), (70, 601467), (105, 400978), (157, 268170), (210, 200489), (314, 134085), (471, 89390), (785, 53634), (942, 44695), (1099, 38310), (1277, 32970), (1570, 26817), (2198, 19155), (2355, 17878), (2554, 16485), (3297, 12770), (3831, 10990), (4710, 8939), (5495, 7662), (6385, 6594)]