218128880128

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{2393}}^1\times {\mathrm{5743}}^1$

素因数の和:8185

約数の個数: 80

約数和(自身を含む): 450157188096

約数和(自身を除く): 232028307968

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 2393, 3968, 4786, 5743, 7936, 9572, 11486, 15872, 19144, 22972, 38288, 45944, 74183, 76576, 91888, 148366, 153152, 178033, 183776, 296732, 306304, 356066, 367552, 593464, 612608, 712132, 735104, 1186928, 1225216, 1424264, 1470208, 2373856, 2848528, 2940416, 4747712, 5697056, 9495424, 11394112, 13742999, 18990848, 22788224, 27485998, 37981696, 45576448, 54971996, 91152896, 109943992, 219887984, 426032969, 439775968, 852065938, 879551936, 1704131876, 1759103872, 3408263752, 3518207744, 6816527504, 7036415488, 13633055008, 27266110016, 54532220032, 109064440064, 218128880128]

約数ペア:

[(1, 218128880128), (2, 109064440064), (4, 54532220032), (8, 27266110016), (16, 13633055008), (31, 7036415488), (32, 6816527504), (62, 3518207744), (64, 3408263752), (124, 1759103872), (128, 1704131876), (248, 879551936), (256, 852065938), (496, 439775968), (512, 426032969), (992, 219887984), (1984, 109943992), (2393, 91152896), (3968, 54971996), (4786, 45576448), (5743, 37981696), (7936, 27485998), (9572, 22788224), (11486, 18990848), (15872, 13742999), (19144, 11394112), (22972, 9495424), (38288, 5697056), (45944, 4747712), (74183, 2940416), (76576, 2848528), (91888, 2373856), (148366, 1470208), (153152, 1424264), (178033, 1225216), (183776, 1186928), (296732, 735104), (306304, 712132), (356066, 612608), (367552, 593464)]