207949240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2503}}^1$

素因数の和:2612

約数の個数: 64

約数和(自身を含む): 490383360

約数和(自身を除く): 282434120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 2077, 2503, 2680, 4154, 5006, 8308, 10012, 10385, 12515, 16616, 20024, 20770, 25030, 41540, 50060, 77593, 83080, 100120, 155186, 167701, 310372, 335402, 387965, 620744, 670804, 775930, 838505, 1341608, 1551860, 1677010, 3103720, 3354020, 5198731, 6708040, 10397462, 20794924, 25993655, 41589848, 51987310, 103974620, 207949240]

約数ペア:

[(1, 207949240), (2, 103974620), (4, 51987310), (5, 41589848), (8, 25993655), (10, 20794924), (20, 10397462), (31, 6708040), (40, 5198731), (62, 3354020), (67, 3103720), (124, 1677010), (134, 1551860), (155, 1341608), (248, 838505), (268, 775930), (310, 670804), (335, 620744), (536, 387965), (620, 335402), (670, 310372), (1240, 167701), (1340, 155186), (2077, 100120), (2503, 83080), (2680, 77593), (4154, 50060), (5006, 41540), (8308, 25030), (10012, 20770), (10385, 20024), (12515, 16616)]