2499314720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:755

約数の個数: 192

約数和(自身を含む): 7146558720

約数和(自身を除く): 4647244000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 257, 266, 280, 304, 380, 457, 514, 532, 560, 608, 665, 760, 914, 1028, 1064, 1120, 1285, 1330, 1520, 1799, 1828, 2056, 2128, 2285, 2570, 2660, 3040, 3199, 3598, 3656, 4112, 4256, 4570, 4883, 5140, 5320, 6398, 7196, 7312, 8224, 8683, 8995, 9140, 9766, 10280, 10640, 12796, 14392, 14624, 15995, 17366, 17990, 18280, 19532, 20560, 21280, 24415, 25592, 28784, 31990, 34181, 34732, 35980, 36560, 39064, 41120, 43415, 48830, 51184, 57568, 60781, 63980, 68362, 69464, 71960, 73120, 78128, 86830, 97660, 102368, 117449, 121562, 127960, 136724, 138928, 143920, 156256, 170905, 173660, 195320, 234898, 243124, 255920, 273448, 277856, 287840, 303905, 341810, 347320, 390640, 469796, 486248, 511840, 546896, 587245, 607810, 683620, 694640, 781280, 822143, 939592, 972496, 1093792, 1174490, 1215620, 1367240, 1389280, 1644286, 1879184, 1944992, 2231531, 2348980, 2431240, 2734480, 3288572, 3758368, 4110715, 4463062, 4697960, 4862480, 5468960, 6577144, 8221430, 8926124, 9395920, 9724960, 11157655, 13154288, 15620717, 16442860, 17852248, 18791840, 22315310, 26308576, 31241434, 32885720, 35704496, 44630620, 62482868, 65771440, 71408992, 78103585, 89261240, 124965736, 131542880, 156207170, 178522480, 249931472, 312414340, 357044960, 499862944, 624828680, 1249657360, 2499314720]

約数ペア:

[(1, 2499314720), (2, 1249657360), (4, 624828680), (5, 499862944), (7, 357044960), (8, 312414340), (10, 249931472), (14, 178522480), (16, 156207170), (19, 131542880), (20, 124965736), (28, 89261240), (32, 78103585), (35, 71408992), (38, 65771440), (40, 62482868), (56, 44630620), (70, 35704496), (76, 32885720), (80, 31241434), (95, 26308576), (112, 22315310), (133, 18791840), (140, 17852248), (152, 16442860), (160, 15620717), (190, 13154288), (224, 11157655), (257, 9724960), (266, 9395920), (280, 8926124), (304, 8221430), (380, 6577144), (457, 5468960), (514, 4862480), (532, 4697960), (560, 4463062), (608, 4110715), (665, 3758368), (760, 3288572), (914, 2734480), (1028, 2431240), (1064, 2348980), (1120, 2231531), (1285, 1944992), (1330, 1879184), (1520, 1644286), (1799, 1389280), (1828, 1367240), (2056, 1215620), (2128, 1174490), (2285, 1093792), (2570, 972496), (2660, 939592), (3040, 822143), (3199, 781280), (3598, 694640), (3656, 683620), (4112, 607810), (4256, 587245), (4570, 546896), (4883, 511840), (5140, 486248), (5320, 469796), (6398, 390640), (7196, 347320), (7312, 341810), (8224, 303905), (8683, 287840), (8995, 277856), (9140, 273448), (9766, 255920), (10280, 243124), (10640, 234898), (12796, 195320), (14392, 173660), (14624, 170905), (15995, 156256), (17366, 143920), (17990, 138928), (18280, 136724), (19532, 127960), (20560, 121562), (21280, 117449), (24415, 102368), (25592, 97660), (28784, 86830), (31990, 78128), (34181, 73120), (34732, 71960), (35980, 69464), (36560, 68362), (39064, 63980), (41120, 60781), (43415, 57568), (48830, 51184)]