215827664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 469761600

約数和(自身を除く): 253933936

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 59, 86, 104, 118, 172, 208, 236, 344, 409, 472, 559, 688, 767, 818, 944, 1118, 1534, 1636, 2236, 2537, 3068, 3272, 4472, 5074, 5317, 6136, 6544, 8944, 10148, 10634, 12272, 17587, 20296, 21268, 24131, 32981, 35174, 40592, 42536, 48262, 65962, 70348, 85072, 96524, 131924, 140696, 193048, 228631, 263848, 281392, 313703, 386096, 457262, 527696, 627406, 914524, 1037633, 1254812, 1829048, 2075266, 2509624, 3658096, 4150532, 5019248, 8301064, 13489229, 16602128, 26978458, 53956916, 107913832, 215827664]

約数ペア:

[(1, 215827664), (2, 107913832), (4, 53956916), (8, 26978458), (13, 16602128), (16, 13489229), (26, 8301064), (43, 5019248), (52, 4150532), (59, 3658096), (86, 2509624), (104, 2075266), (118, 1829048), (172, 1254812), (208, 1037633), (236, 914524), (344, 627406), (409, 527696), (472, 457262), (559, 386096), (688, 313703), (767, 281392), (818, 263848), (944, 228631), (1118, 193048), (1534, 140696), (1636, 131924), (2236, 96524), (2537, 85072), (3068, 70348), (3272, 65962), (4472, 48262), (5074, 42536), (5317, 40592), (6136, 35174), (6544, 32981), (8944, 24131), (10148, 21268), (10634, 20296), (12272, 17587)]