855223040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3138

約数の個数: 144

約数和(自身を含む): 2417479680

約数和(自身を除く): 1562256640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3079, 3472, 3968, 4340, 4480, 4960, 6158, 6944, 7936, 8680, 8960, 9920, 12316, 13888, 15395, 17360, 19840, 21553, 24632, 27776, 30790, 34720, 39680, 43106, 49264, 55552, 61580, 69440, 86212, 95449, 98528, 107765, 123160, 138880, 172424, 190898, 197056, 215530, 246320, 277760, 344848, 381796, 394112, 431060, 477245, 492640, 668143, 689696, 763592, 788224, 862120, 954490, 985280, 1336286, 1379392, 1527184, 1724240, 1908980, 1970560, 2672572, 2758784, 3054368, 3340715, 3448480, 3817960, 3941120, 5345144, 5517568, 6108736, 6681430, 6896960, 7635920, 10690288, 12217472, 13362860, 13793920, 15271840, 21380576, 24434944, 26725720, 27587840, 30543680, 42761152, 53451440, 61087360, 85522304, 106902880, 122174720, 171044608, 213805760, 427611520, 855223040]

約数ペア:

[(1, 855223040), (2, 427611520), (4, 213805760), (5, 171044608), (7, 122174720), (8, 106902880), (10, 85522304), (14, 61087360), (16, 53451440), (20, 42761152), (28, 30543680), (31, 27587840), (32, 26725720), (35, 24434944), (40, 21380576), (56, 15271840), (62, 13793920), (64, 13362860), (70, 12217472), (80, 10690288), (112, 7635920), (124, 6896960), (128, 6681430), (140, 6108736), (155, 5517568), (160, 5345144), (217, 3941120), (224, 3817960), (248, 3448480), (256, 3340715), (280, 3054368), (310, 2758784), (320, 2672572), (434, 1970560), (448, 1908980), (496, 1724240), (560, 1527184), (620, 1379392), (640, 1336286), (868, 985280), (896, 954490), (992, 862120), (1085, 788224), (1120, 763592), (1240, 689696), (1280, 668143), (1736, 492640), (1792, 477245), (1984, 431060), (2170, 394112), (2240, 381796), (2480, 344848), (3079, 277760), (3472, 246320), (3968, 215530), (4340, 197056), (4480, 190898), (4960, 172424), (6158, 138880), (6944, 123160), (7936, 107765), (8680, 98528), (8960, 95449), (9920, 86212), (12316, 69440), (13888, 61580), (15395, 55552), (17360, 49264), (19840, 43106), (21553, 39680), (24632, 34720), (27776, 30790)]