123005880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 429624000

約数和(自身を除く): 306618120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 101, 102, 120, 136, 153, 170, 180, 199, 202, 204, 255, 303, 306, 340, 360, 398, 404, 408, 505, 510, 597, 606, 612, 680, 765, 796, 808, 909, 995, 1010, 1020, 1194, 1212, 1224, 1515, 1530, 1592, 1717, 1791, 1818, 1990, 2020, 2040, 2388, 2424, 2985, 3030, 3060, 3383, 3434, 3582, 3636, 3980, 4040, 4545, 4776, 5151, 5970, 6060, 6120, 6766, 6868, 7164, 7272, 7960, 8585, 8955, 9090, 10149, 10302, 11940, 12120, 13532, 13736, 14328, 15453, 16915, 17170, 17910, 18180, 20099, 20298, 20604, 23880, 25755, 27064, 30447, 30906, 33830, 34340, 35820, 36360, 40198, 40596, 41208, 50745, 51510, 60297, 60894, 61812, 67660, 68680, 71640, 77265, 80396, 81192, 100495, 101490, 103020, 120594, 121788, 123624, 135320, 152235, 154530, 160792, 180891, 200990, 202980, 206040, 241188, 243576, 301485, 304470, 309060, 341683, 361782, 401980, 405960, 482376, 602970, 608940, 618120, 683366, 723564, 803960, 904455, 1025049, 1205940, 1217880, 1366732, 1447128, 1708415, 1808910, 2050098, 2411880, 2733464, 3075147, 3416830, 3617820, 4100196, 5125245, 6150294, 6833660, 7235640, 8200392, 10250490, 12300588, 13667320, 15375735, 20500980, 24601176, 30751470, 41001960, 61502940, 123005880]

約数ペア:

[(1, 123005880), (2, 61502940), (3, 41001960), (4, 30751470), (5, 24601176), (6, 20500980), (8, 15375735), (9, 13667320), (10, 12300588), (12, 10250490), (15, 8200392), (17, 7235640), (18, 6833660), (20, 6150294), (24, 5125245), (30, 4100196), (34, 3617820), (36, 3416830), (40, 3075147), (45, 2733464), (51, 2411880), (60, 2050098), (68, 1808910), (72, 1708415), (85, 1447128), (90, 1366732), (101, 1217880), (102, 1205940), (120, 1025049), (136, 904455), (153, 803960), (170, 723564), (180, 683366), (199, 618120), (202, 608940), (204, 602970), (255, 482376), (303, 405960), (306, 401980), (340, 361782), (360, 341683), (398, 309060), (404, 304470), (408, 301485), (505, 243576), (510, 241188), (597, 206040), (606, 202980), (612, 200990), (680, 180891), (765, 160792), (796, 154530), (808, 152235), (909, 135320), (995, 123624), (1010, 121788), (1020, 120594), (1194, 103020), (1212, 101490), (1224, 100495), (1515, 81192), (1530, 80396), (1592, 77265), (1717, 71640), (1791, 68680), (1818, 67660), (1990, 61812), (2020, 60894), (2040, 60297), (2388, 51510), (2424, 50745), (2985, 41208), (3030, 40596), (3060, 40198), (3383, 36360), (3434, 35820), (3582, 34340), (3636, 33830), (3980, 30906), (4040, 30447), (4545, 27064), (4776, 25755), (5151, 23880), (5970, 20604), (6060, 20298), (6120, 20099), (6766, 18180), (6868, 17910), (7164, 17170), (7272, 16915), (7960, 15453), (8585, 14328), (8955, 13736), (9090, 13532), (10149, 12120), (10302, 11940)]