393872640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{14653}}^1$

素因数の和:14684

約数の個数: 144

約数和(自身を含む): 1437733248

約数和(自身を除く): 1043860608

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, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 14653, 26880, 29306, 43959, 58612, 73265, 87918, 102571, 117224, 146530, 175836, 205142, 219795, 234448, 293060, 307713, 351672, 410284, 439590, 468896, 512855, 586120, 615426, 703344, 820568, 879180, 937792, 1025710, 1172240, 1230852, 1406688, 1538565, 1641136, 1758360, 1875584, 2051420, 2344480, 2461704, 2813376, 3077130, 3282272, 3516720, 3751168, 4102840, 4688960, 4923408, 5626752, 6154260, 6564544, 7033440, 8205680, 9377920, 9846816, 11253504, 12308520, 13129088, 14066880, 16411360, 18755840, 19693632, 24617040, 26258176, 28133760, 32822720, 39387264, 49234080, 56267520, 65645440, 78774528, 98468160, 131290880, 196936320, 393872640]

約数ペア:

[(1, 393872640), (2, 196936320), (3, 131290880), (4, 98468160), (5, 78774528), (6, 65645440), (7, 56267520), (8, 49234080), (10, 39387264), (12, 32822720), (14, 28133760), (15, 26258176), (16, 24617040), (20, 19693632), (21, 18755840), (24, 16411360), (28, 14066880), (30, 13129088), (32, 12308520), (35, 11253504), (40, 9846816), (42, 9377920), (48, 8205680), (56, 7033440), (60, 6564544), (64, 6154260), (70, 5626752), (80, 4923408), (84, 4688960), (96, 4102840), (105, 3751168), (112, 3516720), (120, 3282272), (128, 3077130), (140, 2813376), (160, 2461704), (168, 2344480), (192, 2051420), (210, 1875584), (224, 1758360), (240, 1641136), (256, 1538565), (280, 1406688), (320, 1230852), (336, 1172240), (384, 1025710), (420, 937792), (448, 879180), (480, 820568), (560, 703344), (640, 615426), (672, 586120), (768, 512855), (840, 468896), (896, 439590), (960, 410284), (1120, 351672), (1280, 307713), (1344, 293060), (1680, 234448), (1792, 219795), (1920, 205142), (2240, 175836), (2688, 146530), (3360, 117224), (3840, 102571), (4480, 87918), (5376, 73265), (6720, 58612), (8960, 43959), (13440, 29306), (14653, 26880)]