189612800

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 526935024

約数和(自身を除く): 337322224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 53, 64, 65, 80, 86, 100, 104, 106, 128, 130, 160, 172, 200, 208, 212, 215, 256, 260, 265, 320, 325, 344, 400, 416, 424, 430, 520, 530, 559, 640, 650, 688, 689, 800, 832, 848, 860, 1040, 1060, 1075, 1118, 1280, 1300, 1325, 1376, 1378, 1600, 1664, 1696, 1720, 2080, 2120, 2150, 2236, 2279, 2600, 2650, 2752, 2756, 2795, 3200, 3328, 3392, 3440, 3445, 4160, 4240, 4300, 4472, 4558, 5200, 5300, 5504, 5512, 5590, 6400, 6784, 6880, 6890, 8320, 8480, 8600, 8944, 9116, 10400, 10600, 11008, 11024, 11180, 11395, 13568, 13760, 13780, 13975, 16640, 16960, 17200, 17225, 17888, 18232, 20800, 21200, 22048, 22360, 22790, 27520, 27560, 27950, 29627, 33920, 34400, 34450, 35776, 36464, 41600, 42400, 44096, 44720, 45580, 55040, 55120, 55900, 56975, 59254, 67840, 68800, 68900, 71552, 72928, 83200, 84800, 88192, 89440, 91160, 110240, 111800, 113950, 118508, 137600, 137800, 143104, 145856, 148135, 169600, 176384, 178880, 182320, 220480, 223600, 227900, 237016, 275200, 275600, 291712, 296270, 339200, 357760, 364640, 440960, 447200, 455800, 474032, 551200, 583424, 592540, 715520, 729280, 740675, 881920, 894400, 911600, 948064, 1102400, 1185080, 1458560, 1481350, 1788800, 1823200, 1896128, 2204800, 2370160, 2917120, 2962700, 3577600, 3646400, 3792256, 4409600, 4740320, 5925400, 7292800, 7584512, 9480640, 11850800, 14585600, 18961280, 23701600, 37922560, 47403200, 94806400, 189612800]

約数ペア:

[(1, 189612800), (2, 94806400), (4, 47403200), (5, 37922560), (8, 23701600), (10, 18961280), (13, 14585600), (16, 11850800), (20, 9480640), (25, 7584512), (26, 7292800), (32, 5925400), (40, 4740320), (43, 4409600), (50, 3792256), (52, 3646400), (53, 3577600), (64, 2962700), (65, 2917120), (80, 2370160), (86, 2204800), (100, 1896128), (104, 1823200), (106, 1788800), (128, 1481350), (130, 1458560), (160, 1185080), (172, 1102400), (200, 948064), (208, 911600), (212, 894400), (215, 881920), (256, 740675), (260, 729280), (265, 715520), (320, 592540), (325, 583424), (344, 551200), (400, 474032), (416, 455800), (424, 447200), (430, 440960), (520, 364640), (530, 357760), (559, 339200), (640, 296270), (650, 291712), (688, 275600), (689, 275200), (800, 237016), (832, 227900), (848, 223600), (860, 220480), (1040, 182320), (1060, 178880), (1075, 176384), (1118, 169600), (1280, 148135), (1300, 145856), (1325, 143104), (1376, 137800), (1378, 137600), (1600, 118508), (1664, 113950), (1696, 111800), (1720, 110240), (2080, 91160), (2120, 89440), (2150, 88192), (2236, 84800), (2279, 83200), (2600, 72928), (2650, 71552), (2752, 68900), (2756, 68800), (2795, 67840), (3200, 59254), (3328, 56975), (3392, 55900), (3440, 55120), (3445, 55040), (4160, 45580), (4240, 44720), (4300, 44096), (4472, 42400), (4558, 41600), (5200, 36464), (5300, 35776), (5504, 34450), (5512, 34400), (5590, 33920), (6400, 29627), (6784, 27950), (6880, 27560), (6890, 27520), (8320, 22790), (8480, 22360), (8600, 22048), (8944, 21200), (9116, 20800), (10400, 18232), (10600, 17888), (11008, 17225), (11024, 17200), (11180, 16960), (11395, 16640), (13568, 13975), (13760, 13780)]