2171070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 6842880

約数和(自身を除く): 4671810

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 27, 30, 33, 34, 43, 45, 51, 54, 55, 66, 85, 86, 90, 99, 102, 110, 129, 135, 153, 165, 170, 187, 198, 215, 255, 258, 270, 297, 306, 330, 374, 387, 430, 459, 473, 495, 510, 561, 594, 645, 731, 765, 774, 918, 935, 946, 990, 1122, 1161, 1290, 1419, 1462, 1485, 1530, 1683, 1870, 1935, 2193, 2295, 2322, 2365, 2805, 2838, 2970, 3366, 3655, 3870, 4257, 4386, 4590, 4730, 5049, 5610, 5805, 6579, 7095, 7310, 8041, 8415, 8514, 10098, 10965, 11610, 12771, 13158, 14190, 16082, 16830, 19737, 21285, 21930, 24123, 25245, 25542, 32895, 39474, 40205, 42570, 48246, 50490, 63855, 65790, 72369, 80410, 98685, 120615, 127710, 144738, 197370, 217107, 241230, 361845, 434214, 723690, 1085535, 2171070]

約数ペア:

[(1, 2171070), (2, 1085535), (3, 723690), (5, 434214), (6, 361845), (9, 241230), (10, 217107), (11, 197370), (15, 144738), (17, 127710), (18, 120615), (22, 98685), (27, 80410), (30, 72369), (33, 65790), (34, 63855), (43, 50490), (45, 48246), (51, 42570), (54, 40205), (55, 39474), (66, 32895), (85, 25542), (86, 25245), (90, 24123), (99, 21930), (102, 21285), (110, 19737), (129, 16830), (135, 16082), (153, 14190), (165, 13158), (170, 12771), (187, 11610), (198, 10965), (215, 10098), (255, 8514), (258, 8415), (270, 8041), (297, 7310), (306, 7095), (330, 6579), (374, 5805), (387, 5610), (430, 5049), (459, 4730), (473, 4590), (495, 4386), (510, 4257), (561, 3870), (594, 3655), (645, 3366), (731, 2970), (765, 2838), (774, 2805), (918, 2365), (935, 2322), (946, 2295), (990, 2193), (1122, 1935), (1161, 1870), (1290, 1683), (1419, 1530), (1462, 1485)]