237801320

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 545287680

約数和(自身を除く): 307486360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 167, 194, 334, 367, 388, 485, 668, 734, 776, 835, 970, 1336, 1468, 1670, 1835, 1940, 2936, 3340, 3670, 3880, 6680, 7340, 14680, 16199, 32398, 35599, 61289, 64796, 71198, 80995, 122578, 129592, 142396, 161990, 177995, 245156, 284792, 306445, 323980, 355990, 490312, 612890, 647960, 711980, 1225780, 1423960, 2451560, 5945033, 11890066, 23780132, 29725165, 47560264, 59450330, 118900660, 237801320]

約数ペア:

[(1, 237801320), (2, 118900660), (4, 59450330), (5, 47560264), (8, 29725165), (10, 23780132), (20, 11890066), (40, 5945033), (97, 2451560), (167, 1423960), (194, 1225780), (334, 711980), (367, 647960), (388, 612890), (485, 490312), (668, 355990), (734, 323980), (776, 306445), (835, 284792), (970, 245156), (1336, 177995), (1468, 161990), (1670, 142396), (1835, 129592), (1940, 122578), (2936, 80995), (3340, 71198), (3670, 64796), (3880, 61289), (6680, 35599), (7340, 32398), (14680, 16199)]