399332640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{757}}^1$

素因数の和:939

約数の個数: 192

約数和(自身を含む): 1448665344

約数和(自身を除く): 1049332704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 157, 160, 168, 210, 224, 240, 280, 314, 336, 420, 471, 480, 560, 628, 672, 757, 785, 840, 942, 1099, 1120, 1256, 1514, 1570, 1680, 1884, 2198, 2271, 2355, 2512, 3028, 3140, 3297, 3360, 3768, 3785, 4396, 4542, 4710, 5024, 5299, 5495, 6056, 6280, 6594, 7536, 7570, 8792, 9084, 9420, 10598, 10990, 11355, 12112, 12560, 13188, 15072, 15140, 15897, 16485, 17584, 18168, 18840, 21196, 21980, 22710, 24224, 25120, 26376, 26495, 30280, 31794, 32970, 35168, 36336, 37680, 42392, 43960, 45420, 52752, 52990, 60560, 63588, 65940, 72672, 75360, 79485, 84784, 87920, 90840, 105504, 105980, 118849, 121120, 127176, 131880, 158970, 169568, 175840, 181680, 211960, 237698, 254352, 263760, 317940, 356547, 363360, 423920, 475396, 508704, 527520, 594245, 635880, 713094, 831943, 847840, 950792, 1188490, 1271760, 1426188, 1663886, 1782735, 1901584, 2376980, 2495829, 2543520, 2852376, 3327772, 3565470, 3803168, 4159715, 4753960, 4991658, 5704752, 6655544, 7130940, 8319430, 9507920, 9983316, 11409504, 12479145, 13311088, 14261880, 16638860, 19015840, 19966632, 24958290, 26622176, 28523760, 33277720, 39933264, 49916580, 57047520, 66555440, 79866528, 99833160, 133110880, 199666320, 399332640]

約数ペア:

[(1, 399332640), (2, 199666320), (3, 133110880), (4, 99833160), (5, 79866528), (6, 66555440), (7, 57047520), (8, 49916580), (10, 39933264), (12, 33277720), (14, 28523760), (15, 26622176), (16, 24958290), (20, 19966632), (21, 19015840), (24, 16638860), (28, 14261880), (30, 13311088), (32, 12479145), (35, 11409504), (40, 9983316), (42, 9507920), (48, 8319430), (56, 7130940), (60, 6655544), (70, 5704752), (80, 4991658), (84, 4753960), (96, 4159715), (105, 3803168), (112, 3565470), (120, 3327772), (140, 2852376), (157, 2543520), (160, 2495829), (168, 2376980), (210, 1901584), (224, 1782735), (240, 1663886), (280, 1426188), (314, 1271760), (336, 1188490), (420, 950792), (471, 847840), (480, 831943), (560, 713094), (628, 635880), (672, 594245), (757, 527520), (785, 508704), (840, 475396), (942, 423920), (1099, 363360), (1120, 356547), (1256, 317940), (1514, 263760), (1570, 254352), (1680, 237698), (1884, 211960), (2198, 181680), (2271, 175840), (2355, 169568), (2512, 158970), (3028, 131880), (3140, 127176), (3297, 121120), (3360, 118849), (3768, 105980), (3785, 105504), (4396, 90840), (4542, 87920), (4710, 84784), (5024, 79485), (5299, 75360), (5495, 72672), (6056, 65940), (6280, 63588), (6594, 60560), (7536, 52990), (7570, 52752), (8792, 45420), (9084, 43960), (9420, 42392), (10598, 37680), (10990, 36336), (11355, 35168), (12112, 32970), (12560, 31794), (13188, 30280), (15072, 26495), (15140, 26376), (15897, 25120), (16485, 24224), (17584, 22710), (18168, 21980), (18840, 21196)]