1298854400

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 240

約数和(自身を含む): 3507204096

約数和(自身を除く): 2208349696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 47, 50, 64, 68, 80, 85, 94, 100, 127, 128, 136, 160, 170, 188, 200, 235, 254, 256, 272, 320, 340, 376, 400, 425, 470, 508, 512, 544, 635, 640, 680, 752, 799, 800, 850, 940, 1016, 1088, 1175, 1270, 1280, 1360, 1504, 1598, 1600, 1700, 1880, 2032, 2159, 2176, 2350, 2540, 2560, 2720, 3008, 3175, 3196, 3200, 3400, 3760, 3995, 4064, 4318, 4352, 4700, 5080, 5440, 5969, 6016, 6350, 6392, 6400, 6800, 7520, 7990, 8128, 8636, 8704, 9400, 10160, 10795, 10880, 11938, 12032, 12700, 12784, 12800, 13600, 15040, 15980, 16256, 17272, 18800, 19975, 20320, 21590, 21760, 23876, 24064, 25400, 25568, 27200, 29845, 30080, 31960, 32512, 34544, 37600, 39950, 40640, 43180, 43520, 47752, 50800, 51136, 53975, 54400, 59690, 60160, 63920, 65024, 69088, 75200, 79900, 81280, 86360, 95504, 101473, 101600, 102272, 107950, 108800, 119380, 120320, 127840, 138176, 149225, 150400, 159800, 162560, 172720, 191008, 202946, 203200, 204544, 215900, 217600, 238760, 255680, 276352, 298450, 300800, 319600, 325120, 345440, 382016, 405892, 406400, 409088, 431800, 477520, 507365, 511360, 552704, 596900, 601600, 639200, 690880, 764032, 811784, 812800, 863600, 955040, 1014730, 1022720, 1105408, 1193800, 1278400, 1381760, 1528064, 1623568, 1625600, 1727200, 1910080, 2029460, 2045440, 2387600, 2536825, 2556800, 2763520, 3056128, 3247136, 3454400, 3820160, 4058920, 4775200, 5073650, 5113600, 5527040, 6494272, 6908800, 7640320, 8117840, 9550400, 10147300, 10227200, 12988544, 13817600, 15280640, 16235680, 19100800, 20294600, 25977088, 27635200, 32471360, 38201600, 40589200, 51954176, 64942720, 76403200, 81178400, 129885440, 162356800, 259770880, 324713600, 649427200, 1298854400]

約数ペア:

[(1, 1298854400), (2, 649427200), (4, 324713600), (5, 259770880), (8, 162356800), (10, 129885440), (16, 81178400), (17, 76403200), (20, 64942720), (25, 51954176), (32, 40589200), (34, 38201600), (40, 32471360), (47, 27635200), (50, 25977088), (64, 20294600), (68, 19100800), (80, 16235680), (85, 15280640), (94, 13817600), (100, 12988544), (127, 10227200), (128, 10147300), (136, 9550400), (160, 8117840), (170, 7640320), (188, 6908800), (200, 6494272), (235, 5527040), (254, 5113600), (256, 5073650), (272, 4775200), (320, 4058920), (340, 3820160), (376, 3454400), (400, 3247136), (425, 3056128), (470, 2763520), (508, 2556800), (512, 2536825), (544, 2387600), (635, 2045440), (640, 2029460), (680, 1910080), (752, 1727200), (799, 1625600), (800, 1623568), (850, 1528064), (940, 1381760), (1016, 1278400), (1088, 1193800), (1175, 1105408), (1270, 1022720), (1280, 1014730), (1360, 955040), (1504, 863600), (1598, 812800), (1600, 811784), (1700, 764032), (1880, 690880), (2032, 639200), (2159, 601600), (2176, 596900), (2350, 552704), (2540, 511360), (2560, 507365), (2720, 477520), (3008, 431800), (3175, 409088), (3196, 406400), (3200, 405892), (3400, 382016), (3760, 345440), (3995, 325120), (4064, 319600), (4318, 300800), (4352, 298450), (4700, 276352), (5080, 255680), (5440, 238760), (5969, 217600), (6016, 215900), (6350, 204544), (6392, 203200), (6400, 202946), (6800, 191008), (7520, 172720), (7990, 162560), (8128, 159800), (8636, 150400), (8704, 149225), (9400, 138176), (10160, 127840), (10795, 120320), (10880, 119380), (11938, 108800), (12032, 107950), (12700, 102272), (12784, 101600), (12800, 101473), (13600, 95504), (15040, 86360), (15980, 81280), (16256, 79900), (17272, 75200), (18800, 69088), (19975, 65024), (20320, 63920), (21590, 60160), (21760, 59690), (23876, 54400), (24064, 53975), (25400, 51136), (25568, 50800), (27200, 47752), (29845, 43520), (30080, 43180), (31960, 40640), (32512, 39950), (34544, 37600)]