81465600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{4243}}^1$

素因数の和:4272

約数の個数: 108

約数和(自身を含む): 268916816

約数和(自身を除く): 187451216

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, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4243, 4800, 6400, 8486, 9600, 12729, 16972, 19200, 21215, 25458, 33944, 42430, 50916, 63645, 67888, 84860, 101832, 106075, 127290, 135776, 169720, 203664, 212150, 254580, 271552, 318225, 339440, 407328, 424300, 509160, 543104, 636450, 678880, 814656, 848600, 1018320, 1086208, 1272900, 1357760, 1629312, 1697200, 2036640, 2545800, 2715520, 3258624, 3394400, 4073280, 5091600, 5431040, 6788800, 8146560, 10183200, 13577600, 16293120, 20366400, 27155200, 40732800, 81465600]

約数ペア:

[(1, 81465600), (2, 40732800), (3, 27155200), (4, 20366400), (5, 16293120), (6, 13577600), (8, 10183200), (10, 8146560), (12, 6788800), (15, 5431040), (16, 5091600), (20, 4073280), (24, 3394400), (25, 3258624), (30, 2715520), (32, 2545800), (40, 2036640), (48, 1697200), (50, 1629312), (60, 1357760), (64, 1272900), (75, 1086208), (80, 1018320), (96, 848600), (100, 814656), (120, 678880), (128, 636450), (150, 543104), (160, 509160), (192, 424300), (200, 407328), (240, 339440), (256, 318225), (300, 271552), (320, 254580), (384, 212150), (400, 203664), (480, 169720), (600, 135776), (640, 127290), (768, 106075), (800, 101832), (960, 84860), (1200, 67888), (1280, 63645), (1600, 50916), (1920, 42430), (2400, 33944), (3200, 25458), (3840, 21215), (4243, 19200), (4800, 16972), (6400, 12729), (8486, 9600)]