2938604800

素因数分解:

$2^8\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:349

約数の個数: 216

約数和(自身を含む): 7664509440

約数和(自身を除く): 4725904640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 71, 80, 100, 116, 128, 142, 145, 160, 200, 223, 232, 256, 284, 290, 320, 355, 400, 446, 464, 568, 580, 640, 710, 725, 800, 892, 928, 1115, 1136, 1160, 1280, 1420, 1450, 1600, 1775, 1784, 1856, 2059, 2230, 2272, 2320, 2840, 2900, 3200, 3550, 3568, 3712, 4118, 4460, 4544, 4640, 5575, 5680, 5800, 6400, 6467, 7100, 7136, 7424, 8236, 8920, 9088, 9280, 10295, 11150, 11360, 11600, 12934, 14200, 14272, 15833, 16472, 17840, 18176, 18560, 20590, 22300, 22720, 23200, 25868, 28400, 28544, 31666, 32335, 32944, 35680, 37120, 41180, 44600, 45440, 46400, 51475, 51736, 56800, 57088, 63332, 64670, 65888, 71360, 79165, 82360, 89200, 90880, 92800, 102950, 103472, 113600, 126664, 129340, 131776, 142720, 158330, 161675, 164720, 178400, 185600, 205900, 206944, 227200, 253328, 258680, 263552, 285440, 316660, 323350, 329440, 356800, 395825, 411800, 413888, 454400, 459157, 506656, 517360, 527104, 633320, 646700, 658880, 713600, 791650, 823600, 827776, 918314, 1013312, 1034720, 1266640, 1293400, 1317760, 1427200, 1583300, 1647200, 1655552, 1836628, 2026624, 2069440, 2295785, 2533280, 2586800, 2635520, 3166600, 3294400, 3673256, 4053248, 4138880, 4591570, 5066560, 5173600, 6333200, 6588800, 7346512, 8277760, 9183140, 10133120, 10347200, 11478925, 12666400, 13177600, 14693024, 18366280, 20266240, 20694400, 22957850, 25332800, 29386048, 36732560, 41388800, 45915700, 50665600, 58772096, 73465120, 91831400, 101331200, 117544192, 146930240, 183662800, 293860480, 367325600, 587720960, 734651200, 1469302400, 2938604800]

約数ペア:

[(1, 2938604800), (2, 1469302400), (4, 734651200), (5, 587720960), (8, 367325600), (10, 293860480), (16, 183662800), (20, 146930240), (25, 117544192), (29, 101331200), (32, 91831400), (40, 73465120), (50, 58772096), (58, 50665600), (64, 45915700), (71, 41388800), (80, 36732560), (100, 29386048), (116, 25332800), (128, 22957850), (142, 20694400), (145, 20266240), (160, 18366280), (200, 14693024), (223, 13177600), (232, 12666400), (256, 11478925), (284, 10347200), (290, 10133120), (320, 9183140), (355, 8277760), (400, 7346512), (446, 6588800), (464, 6333200), (568, 5173600), (580, 5066560), (640, 4591570), (710, 4138880), (725, 4053248), (800, 3673256), (892, 3294400), (928, 3166600), (1115, 2635520), (1136, 2586800), (1160, 2533280), (1280, 2295785), (1420, 2069440), (1450, 2026624), (1600, 1836628), (1775, 1655552), (1784, 1647200), (1856, 1583300), (2059, 1427200), (2230, 1317760), (2272, 1293400), (2320, 1266640), (2840, 1034720), (2900, 1013312), (3200, 918314), (3550, 827776), (3568, 823600), (3712, 791650), (4118, 713600), (4460, 658880), (4544, 646700), (4640, 633320), (5575, 527104), (5680, 517360), (5800, 506656), (6400, 459157), (6467, 454400), (7100, 413888), (7136, 411800), (7424, 395825), (8236, 356800), (8920, 329440), (9088, 323350), (9280, 316660), (10295, 285440), (11150, 263552), (11360, 258680), (11600, 253328), (12934, 227200), (14200, 206944), (14272, 205900), (15833, 185600), (16472, 178400), (17840, 164720), (18176, 161675), (18560, 158330), (20590, 142720), (22300, 131776), (22720, 129340), (23200, 126664), (25868, 113600), (28400, 103472), (28544, 102950), (31666, 92800), (32335, 90880), (32944, 89200), (35680, 82360), (37120, 79165), (41180, 71360), (44600, 65888), (45440, 64670), (46400, 63332), (51475, 57088), (51736, 56800)]