211319560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{883}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 493908480

約数和(自身を除く): 282588920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 193, 248, 310, 386, 620, 772, 883, 965, 1240, 1544, 1766, 1930, 3532, 3860, 4415, 5983, 7064, 7720, 8830, 11966, 17660, 23932, 27373, 29915, 35320, 47864, 54746, 59830, 109492, 119660, 136865, 170419, 218984, 239320, 273730, 340838, 547460, 681676, 852095, 1094920, 1363352, 1704190, 3408380, 5282989, 6816760, 10565978, 21131956, 26414945, 42263912, 52829890, 105659780, 211319560]

約数ペア:

[(1, 211319560), (2, 105659780), (4, 52829890), (5, 42263912), (8, 26414945), (10, 21131956), (20, 10565978), (31, 6816760), (40, 5282989), (62, 3408380), (124, 1704190), (155, 1363352), (193, 1094920), (248, 852095), (310, 681676), (386, 547460), (620, 340838), (772, 273730), (883, 239320), (965, 218984), (1240, 170419), (1544, 136865), (1766, 119660), (1930, 109492), (3532, 59830), (3860, 54746), (4415, 47864), (5983, 35320), (7064, 29915), (7720, 27373), (8830, 23932), (11966, 17660)]