215228052

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2311}}^1$

素因数の和:2533

約数の個数: 72

約数和(自身を含む): 589097600

約数和(自身を除く): 373869548

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 199, 234, 398, 468, 597, 796, 1194, 1791, 2311, 2388, 2587, 3582, 4622, 5174, 6933, 7164, 7761, 9244, 10348, 13866, 15522, 20799, 23283, 27732, 30043, 31044, 41598, 46566, 60086, 83196, 90129, 93132, 120172, 180258, 270387, 360516, 459889, 540774, 919778, 1081548, 1379667, 1839556, 2759334, 4139001, 5518668, 5978557, 8278002, 11957114, 16556004, 17935671, 23914228, 35871342, 53807013, 71742684, 107614026, 215228052]

約数ペア:

[(1, 215228052), (2, 107614026), (3, 71742684), (4, 53807013), (6, 35871342), (9, 23914228), (12, 17935671), (13, 16556004), (18, 11957114), (26, 8278002), (36, 5978557), (39, 5518668), (52, 4139001), (78, 2759334), (117, 1839556), (156, 1379667), (199, 1081548), (234, 919778), (398, 540774), (468, 459889), (597, 360516), (796, 270387), (1194, 180258), (1791, 120172), (2311, 93132), (2388, 90129), (2587, 83196), (3582, 60086), (4622, 46566), (5174, 41598), (6933, 31044), (7164, 30043), (7761, 27732), (9244, 23283), (10348, 20799), (13866, 15522)]