861594160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1601}}^1$

素因数の和:1683

約数の個数: 120

約数和(自身を含む): 2367089568

約数和(自身を除く): 1505495408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 961, 1085, 1240, 1601, 1736, 1922, 2170, 2480, 3202, 3472, 3844, 4340, 4805, 6404, 6727, 7688, 8005, 8680, 9610, 11207, 12808, 13454, 15376, 16010, 17360, 19220, 22414, 25616, 26908, 32020, 33635, 38440, 44828, 49631, 53816, 56035, 64040, 67270, 76880, 89656, 99262, 107632, 112070, 128080, 134540, 179312, 198524, 224140, 248155, 269080, 347417, 397048, 448280, 496310, 538160, 694834, 794096, 896560, 992620, 1389668, 1538561, 1737085, 1985240, 2779336, 3077122, 3474170, 3970480, 5558672, 6154244, 6948340, 7692805, 10769927, 12308488, 13896680, 15385610, 21539854, 24616976, 27793360, 30771220, 43079708, 53849635, 61542440, 86159416, 107699270, 123084880, 172318832, 215398540, 430797080, 861594160]

約数ペア:

[(1, 861594160), (2, 430797080), (4, 215398540), (5, 172318832), (7, 123084880), (8, 107699270), (10, 86159416), (14, 61542440), (16, 53849635), (20, 43079708), (28, 30771220), (31, 27793360), (35, 24616976), (40, 21539854), (56, 15385610), (62, 13896680), (70, 12308488), (80, 10769927), (112, 7692805), (124, 6948340), (140, 6154244), (155, 5558672), (217, 3970480), (248, 3474170), (280, 3077122), (310, 2779336), (434, 1985240), (496, 1737085), (560, 1538561), (620, 1389668), (868, 992620), (961, 896560), (1085, 794096), (1240, 694834), (1601, 538160), (1736, 496310), (1922, 448280), (2170, 397048), (2480, 347417), (3202, 269080), (3472, 248155), (3844, 224140), (4340, 198524), (4805, 179312), (6404, 134540), (6727, 128080), (7688, 112070), (8005, 107632), (8680, 99262), (9610, 89656), (11207, 76880), (12808, 67270), (13454, 64040), (15376, 56035), (16010, 53816), (17360, 49631), (19220, 44828), (22414, 38440), (25616, 33635), (26908, 32020)]