255948480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:695

約数の個数: 168

約数和(自身を含む): 887022864

約数和(自身を除く): 631074384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 181, 192, 240, 288, 320, 360, 362, 480, 491, 543, 576, 720, 724, 905, 960, 982, 1086, 1440, 1448, 1473, 1629, 1810, 1964, 2172, 2455, 2715, 2880, 2896, 2946, 3258, 3620, 3928, 4344, 4419, 4910, 5430, 5792, 5892, 6516, 7240, 7365, 7856, 8145, 8688, 8838, 9820, 10860, 11584, 11784, 13032, 14480, 14730, 15712, 16290, 17376, 17676, 19640, 21720, 22095, 23568, 26064, 28960, 29460, 31424, 32580, 34752, 35352, 39280, 43440, 44190, 47136, 52128, 57920, 58920, 65160, 70704, 78560, 86880, 88380, 88871, 94272, 104256, 117840, 130320, 141408, 157120, 173760, 176760, 177742, 235680, 260640, 266613, 282816, 353520, 355484, 444355, 471360, 521280, 533226, 707040, 710968, 799839, 888710, 1066452, 1333065, 1414080, 1421936, 1599678, 1777420, 2132904, 2666130, 2843872, 3199356, 3554840, 3999195, 4265808, 5332260, 5687744, 6398712, 7109680, 7998390, 8531616, 10664520, 12797424, 14219360, 15996780, 17063232, 21329040, 25594848, 28438720, 31993560, 42658080, 51189696, 63987120, 85316160, 127974240, 255948480]

約数ペア:

[(1, 255948480), (2, 127974240), (3, 85316160), (4, 63987120), (5, 51189696), (6, 42658080), (8, 31993560), (9, 28438720), (10, 25594848), (12, 21329040), (15, 17063232), (16, 15996780), (18, 14219360), (20, 12797424), (24, 10664520), (30, 8531616), (32, 7998390), (36, 7109680), (40, 6398712), (45, 5687744), (48, 5332260), (60, 4265808), (64, 3999195), (72, 3554840), (80, 3199356), (90, 2843872), (96, 2666130), (120, 2132904), (144, 1777420), (160, 1599678), (180, 1421936), (181, 1414080), (192, 1333065), (240, 1066452), (288, 888710), (320, 799839), (360, 710968), (362, 707040), (480, 533226), (491, 521280), (543, 471360), (576, 444355), (720, 355484), (724, 353520), (905, 282816), (960, 266613), (982, 260640), (1086, 235680), (1440, 177742), (1448, 176760), (1473, 173760), (1629, 157120), (1810, 141408), (1964, 130320), (2172, 117840), (2455, 104256), (2715, 94272), (2880, 88871), (2896, 88380), (2946, 86880), (3258, 78560), (3620, 70704), (3928, 65160), (4344, 58920), (4419, 57920), (4910, 52128), (5430, 47136), (5792, 44190), (5892, 43440), (6516, 39280), (7240, 35352), (7365, 34752), (7856, 32580), (8145, 31424), (8688, 29460), (8838, 28960), (9820, 26064), (10860, 23568), (11584, 22095), (11784, 21720), (13032, 19640), (14480, 17676), (14730, 17376), (15712, 16290)]