168335972

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2659}}^1$

素因数の和:2713

約数の個数: 72

約数和(自身を含む): 382082400

約数和(自身を除く): 213746428

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1666, 1862, 2261, 2659, 3332, 3724, 4522, 5318, 9044, 10636, 15827, 18613, 31654, 37226, 45203, 50521, 63308, 74452, 90406, 101042, 130291, 180812, 202084, 260582, 316421, 353647, 521164, 632842, 707294, 858857, 1265684, 1414588, 1717714, 2214947, 2475529, 3435428, 4429894, 4951058, 6011999, 8859788, 9902116, 12023998, 24047996, 42083993, 84167986, 168335972]

約数ペア:

[(1, 168335972), (2, 84167986), (4, 42083993), (7, 24047996), (14, 12023998), (17, 9902116), (19, 8859788), (28, 6011999), (34, 4951058), (38, 4429894), (49, 3435428), (68, 2475529), (76, 2214947), (98, 1717714), (119, 1414588), (133, 1265684), (196, 858857), (238, 707294), (266, 632842), (323, 521164), (476, 353647), (532, 316421), (646, 260582), (833, 202084), (931, 180812), (1292, 130291), (1666, 101042), (1862, 90406), (2261, 74452), (2659, 63308), (3332, 50521), (3724, 45203), (4522, 37226), (5318, 31654), (9044, 18613), (10636, 15827)]