681216000

素因数分解:

$2^{11}\times 3^1\times 5^3\times {\mathrm{887}}^1$

素因数の和:927

約数の個数: 192

約数和(自身を含む): 2269088640

約数和(自身を除く): 1587872640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 640, 750, 768, 800, 887, 960, 1000, 1024, 1200, 1280, 1500, 1536, 1600, 1774, 1920, 2000, 2048, 2400, 2560, 2661, 3000, 3072, 3200, 3548, 3840, 4000, 4435, 4800, 5120, 5322, 6000, 6144, 6400, 7096, 7680, 8000, 8870, 9600, 10240, 10644, 12000, 12800, 13305, 14192, 15360, 16000, 17740, 19200, 21288, 22175, 24000, 25600, 26610, 28384, 30720, 32000, 35480, 38400, 42576, 44350, 48000, 51200, 53220, 56768, 64000, 66525, 70960, 76800, 85152, 88700, 96000, 106440, 110875, 113536, 128000, 133050, 141920, 153600, 170304, 177400, 192000, 212880, 221750, 227072, 256000, 266100, 283840, 332625, 340608, 354800, 384000, 425760, 443500, 454144, 532200, 567680, 665250, 681216, 709600, 768000, 851520, 887000, 908288, 1064400, 1135360, 1330500, 1362432, 1419200, 1703040, 1774000, 1816576, 2128800, 2270720, 2661000, 2724864, 2838400, 3406080, 3548000, 4257600, 4541440, 5322000, 5449728, 5676800, 6812160, 7096000, 8515200, 9082880, 10644000, 11353600, 13624320, 14192000, 17030400, 21288000, 22707200, 27248640, 28384000, 34060800, 42576000, 45414400, 56768000, 68121600, 85152000, 113536000, 136243200, 170304000, 227072000, 340608000, 681216000]

約数ペア:

[(1, 681216000), (2, 340608000), (3, 227072000), (4, 170304000), (5, 136243200), (6, 113536000), (8, 85152000), (10, 68121600), (12, 56768000), (15, 45414400), (16, 42576000), (20, 34060800), (24, 28384000), (25, 27248640), (30, 22707200), (32, 21288000), (40, 17030400), (48, 14192000), (50, 13624320), (60, 11353600), (64, 10644000), (75, 9082880), (80, 8515200), (96, 7096000), (100, 6812160), (120, 5676800), (125, 5449728), (128, 5322000), (150, 4541440), (160, 4257600), (192, 3548000), (200, 3406080), (240, 2838400), (250, 2724864), (256, 2661000), (300, 2270720), (320, 2128800), (375, 1816576), (384, 1774000), (400, 1703040), (480, 1419200), (500, 1362432), (512, 1330500), (600, 1135360), (640, 1064400), (750, 908288), (768, 887000), (800, 851520), (887, 768000), (960, 709600), (1000, 681216), (1024, 665250), (1200, 567680), (1280, 532200), (1500, 454144), (1536, 443500), (1600, 425760), (1774, 384000), (1920, 354800), (2000, 340608), (2048, 332625), (2400, 283840), (2560, 266100), (2661, 256000), (3000, 227072), (3072, 221750), (3200, 212880), (3548, 192000), (3840, 177400), (4000, 170304), (4435, 153600), (4800, 141920), (5120, 133050), (5322, 128000), (6000, 113536), (6144, 110875), (6400, 106440), (7096, 96000), (7680, 88700), (8000, 85152), (8870, 76800), (9600, 70960), (10240, 66525), (10644, 64000), (12000, 56768), (12800, 53220), (13305, 51200), (14192, 48000), (15360, 44350), (16000, 42576), (17740, 38400), (19200, 35480), (21288, 32000), (22175, 30720), (24000, 28384), (25600, 26610)]