128456244

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 386131200

約数和(自身を除く): 257674956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 101, 103, 126, 147, 196, 202, 206, 252, 294, 303, 309, 343, 404, 412, 441, 588, 606, 618, 686, 707, 721, 882, 909, 927, 1029, 1212, 1236, 1372, 1414, 1442, 1764, 1818, 1854, 2058, 2121, 2163, 2828, 2884, 3087, 3636, 3708, 4116, 4242, 4326, 4949, 5047, 6174, 6363, 6489, 8484, 8652, 9898, 10094, 10403, 12348, 12726, 12978, 14847, 15141, 19796, 20188, 20806, 25452, 25956, 29694, 30282, 31209, 34643, 35329, 41612, 44541, 45423, 59388, 60564, 62418, 69286, 70658, 72821, 89082, 90846, 93627, 103929, 105987, 124836, 138572, 141316, 145642, 178164, 181692, 187254, 207858, 211974, 218463, 291284, 311787, 317961, 374508, 415716, 423948, 436926, 509747, 623574, 635922, 655389, 873852, 1019494, 1247148, 1271844, 1310778, 1529241, 2038988, 2621556, 3058482, 3568229, 4587723, 6116964, 7136458, 9175446, 10704687, 14272916, 18350892, 21409374, 32114061, 42818748, 64228122, 128456244]

約数ペア:

[(1, 128456244), (2, 64228122), (3, 42818748), (4, 32114061), (6, 21409374), (7, 18350892), (9, 14272916), (12, 10704687), (14, 9175446), (18, 7136458), (21, 6116964), (28, 4587723), (36, 3568229), (42, 3058482), (49, 2621556), (63, 2038988), (84, 1529241), (98, 1310778), (101, 1271844), (103, 1247148), (126, 1019494), (147, 873852), (196, 655389), (202, 635922), (206, 623574), (252, 509747), (294, 436926), (303, 423948), (309, 415716), (343, 374508), (404, 317961), (412, 311787), (441, 291284), (588, 218463), (606, 211974), (618, 207858), (686, 187254), (707, 181692), (721, 178164), (882, 145642), (909, 141316), (927, 138572), (1029, 124836), (1212, 105987), (1236, 103929), (1372, 93627), (1414, 90846), (1442, 89082), (1764, 72821), (1818, 70658), (1854, 69286), (2058, 62418), (2121, 60564), (2163, 59388), (2828, 45423), (2884, 44541), (3087, 41612), (3636, 35329), (3708, 34643), (4116, 31209), (4242, 30282), (4326, 29694), (4949, 25956), (5047, 25452), (6174, 20806), (6363, 20188), (6489, 19796), (8484, 15141), (8652, 14847), (9898, 12978), (10094, 12726), (10403, 12348)]