180720144

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:717

約数の個数: 120

約数和(自身を含む): 555095424

約数和(自身を除く): 374375280

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 271, 396, 421, 528, 542, 792, 813, 842, 1084, 1263, 1584, 1626, 1684, 2168, 2439, 2526, 2981, 3252, 3368, 3789, 4336, 4631, 4878, 5052, 5962, 6504, 6736, 7578, 8943, 9262, 9756, 10104, 11924, 13008, 13893, 15156, 17886, 18524, 19512, 20208, 23848, 26829, 27786, 30312, 35772, 37048, 39024, 41679, 47696, 53658, 55572, 60624, 71544, 74096, 83358, 107316, 111144, 114091, 143088, 166716, 214632, 222288, 228182, 333432, 342273, 429264, 456364, 666864, 684546, 912728, 1026819, 1255001, 1369092, 1825456, 2053638, 2510002, 2738184, 3765003, 4107276, 5020004, 5476368, 7530006, 8214552, 10040008, 11295009, 15060012, 16429104, 20080016, 22590018, 30120024, 45180036, 60240048, 90360072, 180720144]

約数ペア:

[(1, 180720144), (2, 90360072), (3, 60240048), (4, 45180036), (6, 30120024), (8, 22590018), (9, 20080016), (11, 16429104), (12, 15060012), (16, 11295009), (18, 10040008), (22, 8214552), (24, 7530006), (33, 5476368), (36, 5020004), (44, 4107276), (48, 3765003), (66, 2738184), (72, 2510002), (88, 2053638), (99, 1825456), (132, 1369092), (144, 1255001), (176, 1026819), (198, 912728), (264, 684546), (271, 666864), (396, 456364), (421, 429264), (528, 342273), (542, 333432), (792, 228182), (813, 222288), (842, 214632), (1084, 166716), (1263, 143088), (1584, 114091), (1626, 111144), (1684, 107316), (2168, 83358), (2439, 74096), (2526, 71544), (2981, 60624), (3252, 55572), (3368, 53658), (3789, 47696), (4336, 41679), (4631, 39024), (4878, 37048), (5052, 35772), (5962, 30312), (6504, 27786), (6736, 26829), (7578, 23848), (8943, 20208), (9262, 19512), (9756, 18524), (10104, 17886), (11924, 15156), (13008, 13893)]