420338176

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:493

約数の個数: 80

約数和(自身を含む): 881515008

約数和(自身を除く): 461176832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 256, 284, 373, 496, 512, 568, 746, 992, 1136, 1492, 1984, 2201, 2272, 2984, 3968, 4402, 4544, 5968, 7936, 8804, 9088, 11563, 11936, 15872, 17608, 18176, 23126, 23872, 26483, 35216, 36352, 46252, 47744, 52966, 70432, 92504, 95488, 105932, 140864, 185008, 190976, 211864, 281728, 370016, 423728, 563456, 740032, 820973, 847456, 1126912, 1480064, 1641946, 1694912, 2960128, 3283892, 3389824, 5920256, 6567784, 6779648, 13135568, 13559296, 26271136, 52542272, 105084544, 210169088, 420338176]

約数ペア:

[(1, 420338176), (2, 210169088), (4, 105084544), (8, 52542272), (16, 26271136), (31, 13559296), (32, 13135568), (62, 6779648), (64, 6567784), (71, 5920256), (124, 3389824), (128, 3283892), (142, 2960128), (248, 1694912), (256, 1641946), (284, 1480064), (373, 1126912), (496, 847456), (512, 820973), (568, 740032), (746, 563456), (992, 423728), (1136, 370016), (1492, 281728), (1984, 211864), (2201, 190976), (2272, 185008), (2984, 140864), (3968, 105932), (4402, 95488), (4544, 92504), (5968, 70432), (7936, 52966), (8804, 47744), (9088, 46252), (11563, 36352), (11936, 35216), (15872, 26483), (17608, 23872), (18176, 23126)]