15925572

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 47432000

約数和(自身を除く): 31506428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 199, 228, 234, 247, 324, 342, 351, 398, 468, 494, 513, 597, 684, 702, 741, 796, 988, 1026, 1053, 1194, 1404, 1482, 1539, 1791, 2052, 2106, 2223, 2388, 2587, 2964, 3078, 3582, 3781, 4212, 4446, 5174, 5373, 6156, 6669, 7164, 7562, 7761, 8892, 10348, 10746, 11343, 13338, 15124, 15522, 16119, 20007, 21492, 22686, 23283, 26676, 31044, 32238, 34029, 40014, 45372, 46566, 49153, 64476, 68058, 69849, 80028, 93132, 98306, 102087, 136116, 139698, 147459, 196612, 204174, 209547, 279396, 294918, 306261, 408348, 419094, 442377, 589836, 612522, 838188, 884754, 1225044, 1327131, 1769508, 2654262, 3981393, 5308524, 7962786, 15925572]

約数ペア:

[(1, 15925572), (2, 7962786), (3, 5308524), (4, 3981393), (6, 2654262), (9, 1769508), (12, 1327131), (13, 1225044), (18, 884754), (19, 838188), (26, 612522), (27, 589836), (36, 442377), (38, 419094), (39, 408348), (52, 306261), (54, 294918), (57, 279396), (76, 209547), (78, 204174), (81, 196612), (108, 147459), (114, 139698), (117, 136116), (156, 102087), (162, 98306), (171, 93132), (199, 80028), (228, 69849), (234, 68058), (247, 64476), (324, 49153), (342, 46566), (351, 45372), (398, 40014), (468, 34029), (494, 32238), (513, 31044), (597, 26676), (684, 23283), (702, 22686), (741, 21492), (796, 20007), (988, 16119), (1026, 15522), (1053, 15124), (1194, 13338), (1404, 11343), (1482, 10746), (1539, 10348), (1791, 8892), (2052, 7761), (2106, 7562), (2223, 7164), (2388, 6669), (2587, 6156), (2964, 5373), (3078, 5174), (3582, 4446), (3781, 4212)]