1821575880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{739}}^1$

素因数の和:964

約数の個数: 192

約数和(自身を含む): 6109084800

約数和(自身を除く): 4287508920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 167, 180, 205, 246, 328, 334, 360, 369, 410, 492, 501, 615, 668, 738, 739, 820, 835, 984, 1002, 1230, 1336, 1476, 1478, 1503, 1640, 1670, 1845, 2004, 2217, 2460, 2505, 2952, 2956, 3006, 3340, 3690, 3695, 4008, 4434, 4920, 5010, 5912, 6012, 6651, 6680, 6847, 7380, 7390, 7515, 8868, 10020, 11085, 12024, 13302, 13694, 14760, 14780, 15030, 17736, 20040, 20541, 22170, 26604, 27388, 29560, 30060, 30299, 33255, 34235, 41082, 44340, 53208, 54776, 60120, 60598, 61623, 66510, 68470, 82164, 88680, 90897, 102705, 121196, 123246, 123413, 133020, 136940, 151495, 164328, 181794, 205410, 242392, 246492, 246826, 266040, 272691, 273880, 302990, 308115, 363588, 370239, 410820, 454485, 492984, 493652, 545382, 605980, 616230, 617065, 727176, 740478, 821640, 908970, 987304, 1090764, 1110717, 1211960, 1232460, 1234130, 1363455, 1480956, 1817940, 1851195, 2181528, 2221434, 2464920, 2468260, 2726910, 2961912, 3635880, 3702390, 4442868, 4936520, 5059933, 5453820, 5553585, 7404780, 8885736, 10119866, 10907640, 11107170, 14809560, 15179799, 20239732, 22214340, 25299665, 30359598, 40479464, 44428680, 45539397, 50599330, 60719196, 75898995, 91078794, 101198660, 121438392, 151797990, 182157588, 202397320, 227696985, 303595980, 364315176, 455393970, 607191960, 910787940, 1821575880]

約数ペア:

[(1, 1821575880), (2, 910787940), (3, 607191960), (4, 455393970), (5, 364315176), (6, 303595980), (8, 227696985), (9, 202397320), (10, 182157588), (12, 151797990), (15, 121438392), (18, 101198660), (20, 91078794), (24, 75898995), (30, 60719196), (36, 50599330), (40, 45539397), (41, 44428680), (45, 40479464), (60, 30359598), (72, 25299665), (82, 22214340), (90, 20239732), (120, 15179799), (123, 14809560), (164, 11107170), (167, 10907640), (180, 10119866), (205, 8885736), (246, 7404780), (328, 5553585), (334, 5453820), (360, 5059933), (369, 4936520), (410, 4442868), (492, 3702390), (501, 3635880), (615, 2961912), (668, 2726910), (738, 2468260), (739, 2464920), (820, 2221434), (835, 2181528), (984, 1851195), (1002, 1817940), (1230, 1480956), (1336, 1363455), (1476, 1234130), (1478, 1232460), (1503, 1211960), (1640, 1110717), (1670, 1090764), (1845, 987304), (2004, 908970), (2217, 821640), (2460, 740478), (2505, 727176), (2952, 617065), (2956, 616230), (3006, 605980), (3340, 545382), (3690, 493652), (3695, 492984), (4008, 454485), (4434, 410820), (4920, 370239), (5010, 363588), (5912, 308115), (6012, 302990), (6651, 273880), (6680, 272691), (6847, 266040), (7380, 246826), (7390, 246492), (7515, 242392), (8868, 205410), (10020, 181794), (11085, 164328), (12024, 151495), (13302, 136940), (13694, 133020), (14760, 123413), (14780, 123246), (15030, 121196), (17736, 102705), (20040, 90897), (20541, 88680), (22170, 82164), (26604, 68470), (27388, 66510), (29560, 61623), (30060, 60598), (30299, 60120), (33255, 54776), (34235, 53208), (41082, 44340)]