178117058

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 72

約数和(自身を含む): 348580080

約数和(自身を除く): 170463022

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 238, 266, 289, 323, 331, 578, 646, 662, 833, 931, 1666, 1862, 2023, 2261, 2317, 4046, 4522, 4634, 5491, 5627, 6289, 10982, 11254, 12578, 14161, 15827, 16219, 28322, 31654, 32438, 38437, 39389, 44023, 76874, 78778, 88046, 95659, 106913, 191318, 213826, 269059, 275723, 308161, 538118, 551446, 616322, 669613, 748391, 1339226, 1496782, 1817521, 3635042, 4687291, 5238737, 9374582, 10477474, 12722647, 25445294, 89058529, 178117058]

約数ペア:

[(1, 178117058), (2, 89058529), (7, 25445294), (14, 12722647), (17, 10477474), (19, 9374582), (34, 5238737), (38, 4687291), (49, 3635042), (98, 1817521), (119, 1496782), (133, 1339226), (238, 748391), (266, 669613), (289, 616322), (323, 551446), (331, 538118), (578, 308161), (646, 275723), (662, 269059), (833, 213826), (931, 191318), (1666, 106913), (1862, 95659), (2023, 88046), (2261, 78778), (2317, 76874), (4046, 44023), (4522, 39389), (4634, 38437), (5491, 32438), (5627, 31654), (6289, 28322), (10982, 16219), (11254, 15827), (12578, 14161)]