8720316

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 25795224

約数和(自身を除く): 17074908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 61, 66, 76, 99, 114, 122, 132, 171, 183, 198, 209, 228, 244, 342, 361, 366, 396, 418, 549, 627, 671, 684, 722, 732, 836, 1083, 1098, 1159, 1254, 1342, 1444, 1881, 2013, 2166, 2196, 2318, 2508, 2684, 3249, 3477, 3762, 3971, 4026, 4332, 4636, 6039, 6498, 6954, 7524, 7942, 8052, 10431, 11913, 12078, 12749, 12996, 13908, 15884, 20862, 22021, 23826, 24156, 25498, 35739, 38247, 41724, 44042, 47652, 50996, 66063, 71478, 76494, 88084, 114741, 132126, 142956, 152988, 198189, 229482, 242231, 264252, 396378, 458964, 484462, 726693, 792756, 968924, 1453386, 2180079, 2906772, 4360158, 8720316]

約数ペア:

[(1, 8720316), (2, 4360158), (3, 2906772), (4, 2180079), (6, 1453386), (9, 968924), (11, 792756), (12, 726693), (18, 484462), (19, 458964), (22, 396378), (33, 264252), (36, 242231), (38, 229482), (44, 198189), (57, 152988), (61, 142956), (66, 132126), (76, 114741), (99, 88084), (114, 76494), (122, 71478), (132, 66063), (171, 50996), (183, 47652), (198, 44042), (209, 41724), (228, 38247), (244, 35739), (342, 25498), (361, 24156), (366, 23826), (396, 22021), (418, 20862), (549, 15884), (627, 13908), (671, 12996), (684, 12749), (722, 12078), (732, 11913), (836, 10431), (1083, 8052), (1098, 7942), (1159, 7524), (1254, 6954), (1342, 6498), (1444, 6039), (1881, 4636), (2013, 4332), (2166, 4026), (2196, 3971), (2318, 3762), (2508, 3477), (2684, 3249)]