220160016

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:525

約数の個数: 120

約数和(自身を含む): 642220800

約数和(自身を除く): 422060784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 149, 186, 248, 279, 298, 331, 372, 447, 496, 558, 596, 662, 744, 894, 993, 1116, 1192, 1324, 1341, 1488, 1788, 1986, 2232, 2384, 2648, 2682, 2979, 3576, 3972, 4464, 4619, 5296, 5364, 5958, 7152, 7944, 9238, 10261, 10728, 11916, 13857, 15888, 18476, 20522, 21456, 23832, 27714, 30783, 36952, 41044, 41571, 47664, 49319, 55428, 61566, 73904, 82088, 83142, 92349, 98638, 110856, 123132, 147957, 164176, 166284, 184698, 197276, 221712, 246264, 295914, 332568, 369396, 394552, 443871, 492528, 591828, 665136, 738792, 789104, 887742, 1183656, 1477584, 1528889, 1775484, 2367312, 3057778, 3550968, 4586667, 6115556, 7101936, 9173334, 12231112, 13760001, 18346668, 24462224, 27520002, 36693336, 55040004, 73386672, 110080008, 220160016]

約数ペア:

[(1, 220160016), (2, 110080008), (3, 73386672), (4, 55040004), (6, 36693336), (8, 27520002), (9, 24462224), (12, 18346668), (16, 13760001), (18, 12231112), (24, 9173334), (31, 7101936), (36, 6115556), (48, 4586667), (62, 3550968), (72, 3057778), (93, 2367312), (124, 1775484), (144, 1528889), (149, 1477584), (186, 1183656), (248, 887742), (279, 789104), (298, 738792), (331, 665136), (372, 591828), (447, 492528), (496, 443871), (558, 394552), (596, 369396), (662, 332568), (744, 295914), (894, 246264), (993, 221712), (1116, 197276), (1192, 184698), (1324, 166284), (1341, 164176), (1488, 147957), (1788, 123132), (1986, 110856), (2232, 98638), (2384, 92349), (2648, 83142), (2682, 82088), (2979, 73904), (3576, 61566), (3972, 55428), (4464, 49319), (4619, 47664), (5296, 41571), (5364, 41044), (5958, 36952), (7152, 30783), (7944, 27714), (9238, 23832), (10261, 21456), (10728, 20522), (11916, 18476), (13857, 15888)]