15180516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 41787200

約数和(自身を除く): 26606684

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 199, 234, 326, 398, 468, 489, 597, 652, 796, 978, 1194, 1467, 1791, 1956, 2119, 2388, 2587, 2934, 3582, 4238, 5174, 5868, 6357, 7164, 7761, 8476, 10348, 12714, 15522, 19071, 23283, 25428, 31044, 32437, 38142, 46566, 64874, 76284, 93132, 97311, 129748, 194622, 291933, 389244, 421681, 583866, 843362, 1167732, 1265043, 1686724, 2530086, 3795129, 5060172, 7590258, 15180516]

約数ペア:

[(1, 15180516), (2, 7590258), (3, 5060172), (4, 3795129), (6, 2530086), (9, 1686724), (12, 1265043), (13, 1167732), (18, 843362), (26, 583866), (36, 421681), (39, 389244), (52, 291933), (78, 194622), (117, 129748), (156, 97311), (163, 93132), (199, 76284), (234, 64874), (326, 46566), (398, 38142), (468, 32437), (489, 31044), (597, 25428), (652, 23283), (796, 19071), (978, 15522), (1194, 12714), (1467, 10348), (1791, 8476), (1956, 7761), (2119, 7164), (2388, 6357), (2587, 5868), (2934, 5174), (3582, 4238)]