247291465984

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{5333}}^1\times {\mathrm{5843}}^1$

素因数の和:11223

約数の個数: 72

約数和(自身を含む): 509722843392

約数和(自身を除く): 262431377408

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 5333, 5843, 7936, 10666, 11686, 21332, 23372, 42664, 46744, 85328, 93488, 165323, 170656, 181133, 186976, 330646, 341312, 362266, 373952, 661292, 682624, 724532, 747904, 1322584, 1365248, 1449064, 1495808, 2645168, 2898128, 5290336, 5796256, 10580672, 11592512, 21161344, 23185024, 31160719, 42322688, 46370048, 62321438, 124642876, 249285752, 498571504, 965982289, 997143008, 1931964578, 1994286016, 3863929156, 3988572032, 7727858312, 7977144064, 15455716624, 30911433248, 61822866496, 123645732992, 247291465984]

約数ペア:

[(1, 247291465984), (2, 123645732992), (4, 61822866496), (8, 30911433248), (16, 15455716624), (31, 7977144064), (32, 7727858312), (62, 3988572032), (64, 3863929156), (124, 1994286016), (128, 1931964578), (248, 997143008), (256, 965982289), (496, 498571504), (992, 249285752), (1984, 124642876), (3968, 62321438), (5333, 46370048), (5843, 42322688), (7936, 31160719), (10666, 23185024), (11686, 21161344), (21332, 11592512), (23372, 10580672), (42664, 5796256), (46744, 5290336), (85328, 2898128), (93488, 2645168), (165323, 1495808), (170656, 1449064), (181133, 1365248), (186976, 1322584), (330646, 747904), (341312, 724532), (362266, 682624), (373952, 661292)]