1903755840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{40471}}^1$

素因数の和:40505

約数の個数: 168

約数和(自身を含む): 7031443392

約数和(自身を除く): 5127687552

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 23520, 40471, 47040, 80942, 121413, 161884, 202355, 242826, 283297, 323768, 404710, 485652, 566594, 607065, 647536, 809420, 849891, 971304, 1133188, 1214130, 1295072, 1416485, 1618840, 1699782, 1942608, 1983079, 2266376, 2428260, 2590144, 2832970, 3237680, 3399564, 3885216, 3966158, 4249455, 4532752, 4856520, 5665940, 5949237, 6475360, 6799128, 7770432, 7932316, 8498910, 9065504, 9713040, 9915395, 11331880, 11898474, 12950720, 13598256, 15864632, 16997820, 18131008, 19426080, 19830790, 22663760, 23796948, 27196512, 29746185, 31729264, 33995640, 38852160, 39661580, 45327520, 47593896, 54393024, 59492370, 63458528, 67991280, 79323160, 90655040, 95187792, 118984740, 126917056, 135982560, 158646320, 190375584, 237969480, 271965120, 317292640, 380751168, 475938960, 634585280, 951877920, 1903755840]

約数ペア:

[(1, 1903755840), (2, 951877920), (3, 634585280), (4, 475938960), (5, 380751168), (6, 317292640), (7, 271965120), (8, 237969480), (10, 190375584), (12, 158646320), (14, 135982560), (15, 126917056), (16, 118984740), (20, 95187792), (21, 90655040), (24, 79323160), (28, 67991280), (30, 63458528), (32, 59492370), (35, 54393024), (40, 47593896), (42, 45327520), (48, 39661580), (49, 38852160), (56, 33995640), (60, 31729264), (64, 29746185), (70, 27196512), (80, 23796948), (84, 22663760), (96, 19830790), (98, 19426080), (105, 18131008), (112, 16997820), (120, 15864632), (140, 13598256), (147, 12950720), (160, 11898474), (168, 11331880), (192, 9915395), (196, 9713040), (210, 9065504), (224, 8498910), (240, 7932316), (245, 7770432), (280, 6799128), (294, 6475360), (320, 5949237), (336, 5665940), (392, 4856520), (420, 4532752), (448, 4249455), (480, 3966158), (490, 3885216), (560, 3399564), (588, 3237680), (672, 2832970), (735, 2590144), (784, 2428260), (840, 2266376), (960, 1983079), (980, 1942608), (1120, 1699782), (1176, 1618840), (1344, 1416485), (1470, 1295072), (1568, 1214130), (1680, 1133188), (1960, 971304), (2240, 849891), (2352, 809420), (2940, 647536), (3136, 607065), (3360, 566594), (3920, 485652), (4704, 404710), (5880, 323768), (6720, 283297), (7840, 242826), (9408, 202355), (11760, 161884), (15680, 121413), (23520, 80942), (40471, 47040)]