255082240

素因数分解:

$2^8\times 5^1\times 7^4\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 180

約数和(自身を含む): 721380744

約数和(自身を除く): 466298504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 83, 98, 112, 128, 140, 160, 166, 196, 224, 245, 256, 280, 320, 332, 343, 392, 415, 448, 490, 560, 581, 640, 664, 686, 784, 830, 896, 980, 1120, 1162, 1280, 1328, 1372, 1568, 1660, 1715, 1792, 1960, 2240, 2324, 2401, 2656, 2744, 2905, 3136, 3320, 3430, 3920, 4067, 4480, 4648, 4802, 5312, 5488, 5810, 6272, 6640, 6860, 7840, 8134, 8960, 9296, 9604, 10624, 10976, 11620, 12005, 12544, 13280, 13720, 15680, 16268, 18592, 19208, 20335, 21248, 21952, 23240, 24010, 26560, 27440, 28469, 31360, 32536, 37184, 38416, 40670, 43904, 46480, 48020, 53120, 54880, 56938, 62720, 65072, 74368, 76832, 81340, 87808, 92960, 96040, 106240, 109760, 113876, 130144, 142345, 148736, 153664, 162680, 185920, 192080, 199283, 219520, 227752, 260288, 284690, 307328, 325360, 371840, 384160, 398566, 439040, 455504, 520576, 569380, 614656, 650720, 743680, 768320, 797132, 911008, 996415, 1041152, 1138760, 1301440, 1536640, 1594264, 1822016, 1992830, 2277520, 2602880, 3073280, 3188528, 3644032, 3985660, 4555040, 5205760, 6377056, 7288064, 7971320, 9110080, 12754112, 15942640, 18220160, 25508224, 31885280, 36440320, 51016448, 63770560, 127541120, 255082240]

約数ペア:

[(1, 255082240), (2, 127541120), (4, 63770560), (5, 51016448), (7, 36440320), (8, 31885280), (10, 25508224), (14, 18220160), (16, 15942640), (20, 12754112), (28, 9110080), (32, 7971320), (35, 7288064), (40, 6377056), (49, 5205760), (56, 4555040), (64, 3985660), (70, 3644032), (80, 3188528), (83, 3073280), (98, 2602880), (112, 2277520), (128, 1992830), (140, 1822016), (160, 1594264), (166, 1536640), (196, 1301440), (224, 1138760), (245, 1041152), (256, 996415), (280, 911008), (320, 797132), (332, 768320), (343, 743680), (392, 650720), (415, 614656), (448, 569380), (490, 520576), (560, 455504), (581, 439040), (640, 398566), (664, 384160), (686, 371840), (784, 325360), (830, 307328), (896, 284690), (980, 260288), (1120, 227752), (1162, 219520), (1280, 199283), (1328, 192080), (1372, 185920), (1568, 162680), (1660, 153664), (1715, 148736), (1792, 142345), (1960, 130144), (2240, 113876), (2324, 109760), (2401, 106240), (2656, 96040), (2744, 92960), (2905, 87808), (3136, 81340), (3320, 76832), (3430, 74368), (3920, 65072), (4067, 62720), (4480, 56938), (4648, 54880), (4802, 53120), (5312, 48020), (5488, 46480), (5810, 43904), (6272, 40670), (6640, 38416), (6860, 37184), (7840, 32536), (8134, 31360), (8960, 28469), (9296, 27440), (9604, 26560), (10624, 24010), (10976, 23240), (11620, 21952), (12005, 21248), (12544, 20335), (13280, 19208), (13720, 18592), (15680, 16268)]