217115964

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2713}}^1$

素因数の和:2761

約数の個数: 120

約数和(自身を含む): 643652240

約数和(自身を除く): 426536276

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, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1053, 1404, 1482, 1539, 2052, 2106, 2223, 2713, 2964, 3078, 4212, 4446, 5426, 6156, 6669, 8139, 8892, 10852, 13338, 16278, 20007, 24417, 26676, 32556, 35269, 40014, 48834, 51547, 70538, 73251, 80028, 97668, 103094, 105807, 141076, 146502, 154641, 206188, 211614, 219753, 293004, 309282, 317421, 423228, 439506, 463923, 618564, 634842, 670111, 879012, 927846, 952263, 1269684, 1340222, 1391769, 1855692, 1904526, 2010333, 2680444, 2783538, 2856789, 3809052, 4020666, 4175307, 5567076, 5713578, 6030999, 8041332, 8350614, 11427156, 12061998, 16701228, 18092997, 24123996, 36185994, 54278991, 72371988, 108557982, 217115964]

約数ペア:

[(1, 217115964), (2, 108557982), (3, 72371988), (4, 54278991), (6, 36185994), (9, 24123996), (12, 18092997), (13, 16701228), (18, 12061998), (19, 11427156), (26, 8350614), (27, 8041332), (36, 6030999), (38, 5713578), (39, 5567076), (52, 4175307), (54, 4020666), (57, 3809052), (76, 2856789), (78, 2783538), (81, 2680444), (108, 2010333), (114, 1904526), (117, 1855692), (156, 1391769), (162, 1340222), (171, 1269684), (228, 952263), (234, 927846), (247, 879012), (324, 670111), (342, 634842), (351, 618564), (468, 463923), (494, 439506), (513, 423228), (684, 317421), (702, 309282), (741, 293004), (988, 219753), (1026, 211614), (1053, 206188), (1404, 154641), (1482, 146502), (1539, 141076), (2052, 105807), (2106, 103094), (2223, 97668), (2713, 80028), (2964, 73251), (3078, 70538), (4212, 51547), (4446, 48834), (5426, 40014), (6156, 35269), (6669, 32556), (8139, 26676), (8892, 24417), (10852, 20007), (13338, 16278)]