1891426560

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15889}}^1$

素因数の和:15944

約数の個数: 144

約数和(自身を含む): 6235998720

約数和(自身を除く): 4344572160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7936, 9920, 11904, 14880, 15889, 19840, 23808, 29760, 31778, 39680, 47667, 59520, 63556, 79445, 95334, 119040, 127112, 158890, 190668, 238335, 254224, 317780, 381336, 476670, 492559, 508448, 635560, 762672, 953340, 985118, 1016896, 1271120, 1477677, 1525344, 1906680, 1970236, 2033792, 2462795, 2542240, 2955354, 3050688, 3813360, 3940472, 4067584, 4925590, 5084480, 5910708, 6101376, 7388385, 7626720, 7880944, 9851180, 10168960, 11821416, 12202752, 14776770, 15253440, 15761888, 19702360, 20337920, 23642832, 29553540, 30506880, 31523776, 39404720, 47285664, 59107080, 61013760, 63047552, 78809440, 94571328, 118214160, 126095104, 157618880, 189142656, 236428320, 315237760, 378285312, 472856640, 630475520, 945713280, 1891426560]

約数ペア:

[(1, 1891426560), (2, 945713280), (3, 630475520), (4, 472856640), (5, 378285312), (6, 315237760), (8, 236428320), (10, 189142656), (12, 157618880), (15, 126095104), (16, 118214160), (20, 94571328), (24, 78809440), (30, 63047552), (31, 61013760), (32, 59107080), (40, 47285664), (48, 39404720), (60, 31523776), (62, 30506880), (64, 29553540), (80, 23642832), (93, 20337920), (96, 19702360), (120, 15761888), (124, 15253440), (128, 14776770), (155, 12202752), (160, 11821416), (186, 10168960), (192, 9851180), (240, 7880944), (248, 7626720), (256, 7388385), (310, 6101376), (320, 5910708), (372, 5084480), (384, 4925590), (465, 4067584), (480, 3940472), (496, 3813360), (620, 3050688), (640, 2955354), (744, 2542240), (768, 2462795), (930, 2033792), (960, 1970236), (992, 1906680), (1240, 1525344), (1280, 1477677), (1488, 1271120), (1860, 1016896), (1920, 985118), (1984, 953340), (2480, 762672), (2976, 635560), (3720, 508448), (3840, 492559), (3968, 476670), (4960, 381336), (5952, 317780), (7440, 254224), (7936, 238335), (9920, 190668), (11904, 158890), (14880, 127112), (15889, 119040), (19840, 95334), (23808, 79445), (29760, 63556), (31778, 59520), (39680, 47667)]