6401970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 17297280

約数和(自身を除く): 10895310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 181, 262, 270, 362, 393, 543, 655, 786, 905, 1086, 1179, 1310, 1629, 1810, 1965, 2358, 2715, 3258, 3537, 3930, 4887, 5430, 5895, 7074, 8145, 9774, 11790, 16290, 17685, 23711, 24435, 35370, 47422, 48870, 71133, 118555, 142266, 213399, 237110, 355665, 426798, 640197, 711330, 1066995, 1280394, 2133990, 3200985, 6401970]

約数ペア:

[(1, 6401970), (2, 3200985), (3, 2133990), (5, 1280394), (6, 1066995), (9, 711330), (10, 640197), (15, 426798), (18, 355665), (27, 237110), (30, 213399), (45, 142266), (54, 118555), (90, 71133), (131, 48870), (135, 47422), (181, 35370), (262, 24435), (270, 23711), (362, 17685), (393, 16290), (543, 11790), (655, 9774), (786, 8145), (905, 7074), (1086, 5895), (1179, 5430), (1310, 4887), (1629, 3930), (1810, 3537), (1965, 3258), (2358, 2715)]