255456000

素因数分解:

$2^8\times 3^2\times 5^3\times {\mathrm{887}}^1$

素因数の和:924

約数の個数: 216

約数和(自身を含む): 920241504

約数和(自身を除く): 664785504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 180, 192, 200, 225, 240, 250, 256, 288, 300, 320, 360, 375, 384, 400, 450, 480, 500, 576, 600, 640, 720, 750, 768, 800, 887, 900, 960, 1000, 1125, 1152, 1200, 1280, 1440, 1500, 1600, 1774, 1800, 1920, 2000, 2250, 2304, 2400, 2661, 2880, 3000, 3200, 3548, 3600, 3840, 4000, 4435, 4500, 4800, 5322, 5760, 6000, 6400, 7096, 7200, 7983, 8000, 8870, 9000, 9600, 10644, 11520, 12000, 13305, 14192, 14400, 15966, 16000, 17740, 18000, 19200, 21288, 22175, 24000, 26610, 28384, 28800, 31932, 32000, 35480, 36000, 39915, 42576, 44350, 48000, 53220, 56768, 57600, 63864, 66525, 70960, 72000, 79830, 85152, 88700, 96000, 106440, 110875, 113536, 127728, 133050, 141920, 144000, 159660, 170304, 177400, 199575, 212880, 221750, 227072, 255456, 266100, 283840, 288000, 319320, 332625, 340608, 354800, 399150, 425760, 443500, 510912, 532200, 567680, 638640, 665250, 681216, 709600, 798300, 851520, 887000, 997875, 1021824, 1064400, 1135360, 1277280, 1330500, 1419200, 1596600, 1703040, 1774000, 1995750, 2043648, 2128800, 2554560, 2661000, 2838400, 3193200, 3406080, 3548000, 3991500, 4257600, 5109120, 5322000, 5676800, 6386400, 7096000, 7983000, 8515200, 10218240, 10644000, 12772800, 14192000, 15966000, 17030400, 21288000, 25545600, 28384000, 31932000, 42576000, 51091200, 63864000, 85152000, 127728000, 255456000]

約数ペア:

[(1, 255456000), (2, 127728000), (3, 85152000), (4, 63864000), (5, 51091200), (6, 42576000), (8, 31932000), (9, 28384000), (10, 25545600), (12, 21288000), (15, 17030400), (16, 15966000), (18, 14192000), (20, 12772800), (24, 10644000), (25, 10218240), (30, 8515200), (32, 7983000), (36, 7096000), (40, 6386400), (45, 5676800), (48, 5322000), (50, 5109120), (60, 4257600), (64, 3991500), (72, 3548000), (75, 3406080), (80, 3193200), (90, 2838400), (96, 2661000), (100, 2554560), (120, 2128800), (125, 2043648), (128, 1995750), (144, 1774000), (150, 1703040), (160, 1596600), (180, 1419200), (192, 1330500), (200, 1277280), (225, 1135360), (240, 1064400), (250, 1021824), (256, 997875), (288, 887000), (300, 851520), (320, 798300), (360, 709600), (375, 681216), (384, 665250), (400, 638640), (450, 567680), (480, 532200), (500, 510912), (576, 443500), (600, 425760), (640, 399150), (720, 354800), (750, 340608), (768, 332625), (800, 319320), (887, 288000), (900, 283840), (960, 266100), (1000, 255456), (1125, 227072), (1152, 221750), (1200, 212880), (1280, 199575), (1440, 177400), (1500, 170304), (1600, 159660), (1774, 144000), (1800, 141920), (1920, 133050), (2000, 127728), (2250, 113536), (2304, 110875), (2400, 106440), (2661, 96000), (2880, 88700), (3000, 85152), (3200, 79830), (3548, 72000), (3600, 70960), (3840, 66525), (4000, 63864), (4435, 57600), (4500, 56768), (4800, 53220), (5322, 48000), (5760, 44350), (6000, 42576), (6400, 39915), (7096, 36000), (7200, 35480), (7983, 32000), (8000, 31932), (8870, 28800), (9000, 28384), (9600, 26610), (10644, 24000), (11520, 22175), (12000, 21288), (13305, 19200), (14192, 18000), (14400, 17740), (15966, 16000)]