85670620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 227525760

約数和(自身を除く): 141855140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 49, 70, 76, 86, 95, 98, 107, 133, 140, 172, 190, 196, 214, 215, 245, 266, 301, 380, 428, 430, 490, 532, 535, 602, 665, 749, 817, 860, 931, 980, 1070, 1204, 1330, 1498, 1505, 1634, 1862, 2033, 2107, 2140, 2660, 2996, 3010, 3268, 3724, 3745, 4066, 4085, 4214, 4601, 4655, 5243, 5719, 6020, 7490, 8132, 8170, 8428, 9202, 9310, 10165, 10486, 10535, 11438, 14231, 14980, 16340, 18404, 18620, 20330, 20972, 21070, 22876, 23005, 26215, 28462, 28595, 32207, 40033, 40660, 42140, 46010, 52430, 56924, 57190, 64414, 71155, 80066, 87419, 92020, 99617, 104860, 114380, 128828, 142310, 160132, 161035, 174838, 199234, 200165, 225449, 284620, 322070, 349676, 398468, 400330, 437095, 450898, 498085, 611933, 644140, 800660, 874190, 901796, 996170, 1127245, 1223866, 1748380, 1992340, 2254490, 2447732, 3059665, 4283531, 4508980, 6119330, 8567062, 12238660, 17134124, 21417655, 42835310, 85670620]

約数ペア:

[(1, 85670620), (2, 42835310), (4, 21417655), (5, 17134124), (7, 12238660), (10, 8567062), (14, 6119330), (19, 4508980), (20, 4283531), (28, 3059665), (35, 2447732), (38, 2254490), (43, 1992340), (49, 1748380), (70, 1223866), (76, 1127245), (86, 996170), (95, 901796), (98, 874190), (107, 800660), (133, 644140), (140, 611933), (172, 498085), (190, 450898), (196, 437095), (214, 400330), (215, 398468), (245, 349676), (266, 322070), (301, 284620), (380, 225449), (428, 200165), (430, 199234), (490, 174838), (532, 161035), (535, 160132), (602, 142310), (665, 128828), (749, 114380), (817, 104860), (860, 99617), (931, 92020), (980, 87419), (1070, 80066), (1204, 71155), (1330, 64414), (1498, 57190), (1505, 56924), (1634, 52430), (1862, 46010), (2033, 42140), (2107, 40660), (2140, 40033), (2660, 32207), (2996, 28595), (3010, 28462), (3268, 26215), (3724, 23005), (3745, 22876), (4066, 21070), (4085, 20972), (4214, 20330), (4601, 18620), (4655, 18404), (5243, 16340), (5719, 14980), (6020, 14231), (7490, 11438), (8132, 10535), (8170, 10486), (8428, 10165), (9202, 9310)]