780661080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:874

約数の個数: 192

約数和(自身を含む): 2704104000

約数和(自身を除く): 1923442920

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, 102, 120, 136, 153, 170, 180, 199, 204, 255, 306, 340, 360, 398, 408, 510, 597, 612, 641, 680, 765, 796, 995, 1020, 1194, 1224, 1282, 1530, 1592, 1791, 1923, 1990, 2040, 2388, 2564, 2985, 3060, 3205, 3383, 3582, 3846, 3980, 4776, 5128, 5769, 5970, 6120, 6410, 6766, 7164, 7692, 7960, 8955, 9615, 10149, 10897, 11538, 11940, 12820, 13532, 14328, 15384, 16915, 17910, 19230, 20298, 21794, 23076, 23880, 25640, 27064, 28845, 30447, 32691, 33830, 35820, 38460, 40596, 43588, 46152, 50745, 54485, 57690, 60894, 65382, 67660, 71640, 76920, 81192, 87176, 98073, 101490, 108970, 115380, 121788, 127559, 130764, 135320, 152235, 163455, 196146, 202980, 217940, 230760, 243576, 255118, 261528, 304470, 326910, 382677, 392292, 405960, 435880, 490365, 510236, 608940, 637795, 653820, 765354, 784584, 980730, 1020472, 1148031, 1217880, 1275590, 1307640, 1530708, 1913385, 1961460, 2168503, 2296062, 2551180, 3061416, 3826770, 3922920, 4337006, 4592124, 5102360, 5740155, 6505509, 7653540, 8674012, 9184248, 10842515, 11480310, 13011018, 15307080, 17348024, 19516527, 21685030, 22960620, 26022036, 32527545, 39033054, 43370060, 45921240, 52044072, 65055090, 78066108, 86740120, 97582635, 130110180, 156132216, 195165270, 260220360, 390330540, 780661080]

約数ペア:

[(1, 780661080), (2, 390330540), (3, 260220360), (4, 195165270), (5, 156132216), (6, 130110180), (8, 97582635), (9, 86740120), (10, 78066108), (12, 65055090), (15, 52044072), (17, 45921240), (18, 43370060), (20, 39033054), (24, 32527545), (30, 26022036), (34, 22960620), (36, 21685030), (40, 19516527), (45, 17348024), (51, 15307080), (60, 13011018), (68, 11480310), (72, 10842515), (85, 9184248), (90, 8674012), (102, 7653540), (120, 6505509), (136, 5740155), (153, 5102360), (170, 4592124), (180, 4337006), (199, 3922920), (204, 3826770), (255, 3061416), (306, 2551180), (340, 2296062), (360, 2168503), (398, 1961460), (408, 1913385), (510, 1530708), (597, 1307640), (612, 1275590), (641, 1217880), (680, 1148031), (765, 1020472), (796, 980730), (995, 784584), (1020, 765354), (1194, 653820), (1224, 637795), (1282, 608940), (1530, 510236), (1592, 490365), (1791, 435880), (1923, 405960), (1990, 392292), (2040, 382677), (2388, 326910), (2564, 304470), (2985, 261528), (3060, 255118), (3205, 243576), (3383, 230760), (3582, 217940), (3846, 202980), (3980, 196146), (4776, 163455), (5128, 152235), (5769, 135320), (5970, 130764), (6120, 127559), (6410, 121788), (6766, 115380), (7164, 108970), (7692, 101490), (7960, 98073), (8955, 87176), (9615, 81192), (10149, 76920), (10897, 71640), (11538, 67660), (11940, 65382), (12820, 60894), (13532, 57690), (14328, 54485), (15384, 50745), (16915, 46152), (17910, 43588), (19230, 40596), (20298, 38460), (21794, 35820), (23076, 33830), (23880, 32691), (25640, 30447), (27064, 28845)]