820026720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2287}}^1$

素因数の和:2394

約数の個数: 192

約数和(自身を含む): 2905943040

約数和(自身を除く): 2085916320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 83, 90, 96, 108, 120, 135, 144, 160, 166, 180, 216, 240, 249, 270, 288, 332, 360, 415, 432, 480, 498, 540, 664, 720, 747, 830, 864, 996, 1080, 1245, 1328, 1440, 1494, 1660, 1992, 2160, 2241, 2287, 2490, 2656, 2988, 3320, 3735, 3984, 4320, 4482, 4574, 4980, 5976, 6640, 6861, 7470, 7968, 8964, 9148, 9960, 11205, 11435, 11952, 13280, 13722, 14940, 17928, 18296, 19920, 20583, 22410, 22870, 23904, 27444, 29880, 34305, 35856, 36592, 39840, 41166, 44820, 45740, 54888, 59760, 61749, 68610, 71712, 73184, 82332, 89640, 91480, 102915, 109776, 119520, 123498, 137220, 164664, 179280, 182960, 189821, 205830, 219552, 246996, 274440, 308745, 329328, 358560, 365920, 379642, 411660, 493992, 548880, 569463, 617490, 658656, 759284, 823320, 949105, 987984, 1097760, 1138926, 1234980, 1518568, 1646640, 1708389, 1898210, 1975968, 2277852, 2469960, 2847315, 3037136, 3293280, 3416778, 3796420, 4555704, 4939920, 5125167, 5694630, 6074272, 6833556, 7592840, 8541945, 9111408, 9879840, 10250334, 11389260, 13667112, 15185680, 17083890, 18222816, 20500668, 22778520, 25625835, 27334224, 30371360, 34167780, 41001336, 45557040, 51251670, 54668448, 68335560, 82002672, 91114080, 102503340, 136671120, 164005344, 205006680, 273342240, 410013360, 820026720]

約数ペア:

[(1, 820026720), (2, 410013360), (3, 273342240), (4, 205006680), (5, 164005344), (6, 136671120), (8, 102503340), (9, 91114080), (10, 82002672), (12, 68335560), (15, 54668448), (16, 51251670), (18, 45557040), (20, 41001336), (24, 34167780), (27, 30371360), (30, 27334224), (32, 25625835), (36, 22778520), (40, 20500668), (45, 18222816), (48, 17083890), (54, 15185680), (60, 13667112), (72, 11389260), (80, 10250334), (83, 9879840), (90, 9111408), (96, 8541945), (108, 7592840), (120, 6833556), (135, 6074272), (144, 5694630), (160, 5125167), (166, 4939920), (180, 4555704), (216, 3796420), (240, 3416778), (249, 3293280), (270, 3037136), (288, 2847315), (332, 2469960), (360, 2277852), (415, 1975968), (432, 1898210), (480, 1708389), (498, 1646640), (540, 1518568), (664, 1234980), (720, 1138926), (747, 1097760), (830, 987984), (864, 949105), (996, 823320), (1080, 759284), (1245, 658656), (1328, 617490), (1440, 569463), (1494, 548880), (1660, 493992), (1992, 411660), (2160, 379642), (2241, 365920), (2287, 358560), (2490, 329328), (2656, 308745), (2988, 274440), (3320, 246996), (3735, 219552), (3984, 205830), (4320, 189821), (4482, 182960), (4574, 179280), (4980, 164664), (5976, 137220), (6640, 123498), (6861, 119520), (7470, 109776), (7968, 102915), (8964, 91480), (9148, 89640), (9960, 82332), (11205, 73184), (11435, 71712), (11952, 68610), (13280, 61749), (13722, 59760), (14940, 54888), (17928, 45740), (18296, 44820), (19920, 41166), (20583, 39840), (22410, 36592), (22870, 35856), (23904, 34305), (27444, 29880)]