304845440

素因数分解:

$2^7\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1277}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 731297160

約数和(自身を除く): 426451720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 373, 640, 746, 1277, 1492, 1865, 2554, 2984, 3730, 5108, 5968, 6385, 7460, 10216, 11936, 12770, 14920, 20432, 23872, 25540, 29840, 40864, 47744, 51080, 59680, 81728, 102160, 119360, 163456, 204320, 238720, 408640, 476321, 817280, 952642, 1905284, 2381605, 3810568, 4763210, 7621136, 9526420, 15242272, 19052840, 30484544, 38105680, 60969088, 76211360, 152422720, 304845440]

約数ペア:

[(1, 304845440), (2, 152422720), (4, 76211360), (5, 60969088), (8, 38105680), (10, 30484544), (16, 19052840), (20, 15242272), (32, 9526420), (40, 7621136), (64, 4763210), (80, 3810568), (128, 2381605), (160, 1905284), (320, 952642), (373, 817280), (640, 476321), (746, 408640), (1277, 238720), (1492, 204320), (1865, 163456), (2554, 119360), (2984, 102160), (3730, 81728), (5108, 59680), (5968, 51080), (6385, 47744), (7460, 40864), (10216, 29840), (11936, 25540), (12770, 23872), (14920, 20432)]