66309320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21529}}^1$

素因数の和:21558

約数の個数: 64

約数和(自身を含む): 186019200

約数和(自身を除く): 119709880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21529, 43058, 86116, 107645, 150703, 172232, 215290, 236819, 301406, 430580, 473638, 602812, 753515, 861160, 947276, 1184095, 1205624, 1507030, 1657733, 1894552, 2368190, 3014060, 3315466, 4736380, 6028120, 6630932, 8288665, 9472760, 13261864, 16577330, 33154660, 66309320]

約数ペア:

[(1, 66309320), (2, 33154660), (4, 16577330), (5, 13261864), (7, 9472760), (8, 8288665), (10, 6630932), (11, 6028120), (14, 4736380), (20, 3315466), (22, 3014060), (28, 2368190), (35, 1894552), (40, 1657733), (44, 1507030), (55, 1205624), (56, 1184095), (70, 947276), (77, 861160), (88, 753515), (110, 602812), (140, 473638), (154, 430580), (220, 301406), (280, 236819), (308, 215290), (385, 172232), (440, 150703), (616, 107645), (770, 86116), (1540, 43058), (3080, 21529)]