420754048

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 128

約数和(自身を含む): 998000640

約数和(自身を除く): 577246592

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 127, 128, 143, 176, 181, 208, 254, 286, 352, 362, 416, 508, 572, 704, 724, 832, 1016, 1144, 1397, 1408, 1448, 1651, 1664, 1991, 2032, 2288, 2353, 2794, 2896, 3302, 3982, 4064, 4576, 4706, 5588, 5792, 6604, 7964, 8128, 9152, 9412, 11176, 11584, 13208, 15928, 16256, 18161, 18304, 18824, 22352, 22987, 23168, 25883, 26416, 31856, 36322, 37648, 44704, 45974, 51766, 52832, 63712, 72644, 75296, 89408, 91948, 103532, 105664, 127424, 145288, 150592, 178816, 183896, 207064, 211328, 252857, 254848, 290576, 298831, 301184, 367792, 414128, 505714, 581152, 597662, 735584, 828256, 1011428, 1162304, 1195324, 1471168, 1656512, 2022856, 2324608, 2390648, 2942336, 3287141, 3313024, 4045712, 4781296, 6574282, 8091424, 9562592, 13148564, 16182848, 19125184, 26297128, 32365696, 38250368, 52594256, 105188512, 210377024, 420754048]

約数ペア:

[(1, 420754048), (2, 210377024), (4, 105188512), (8, 52594256), (11, 38250368), (13, 32365696), (16, 26297128), (22, 19125184), (26, 16182848), (32, 13148564), (44, 9562592), (52, 8091424), (64, 6574282), (88, 4781296), (104, 4045712), (127, 3313024), (128, 3287141), (143, 2942336), (176, 2390648), (181, 2324608), (208, 2022856), (254, 1656512), (286, 1471168), (352, 1195324), (362, 1162304), (416, 1011428), (508, 828256), (572, 735584), (704, 597662), (724, 581152), (832, 505714), (1016, 414128), (1144, 367792), (1397, 301184), (1408, 298831), (1448, 290576), (1651, 254848), (1664, 252857), (1991, 211328), (2032, 207064), (2288, 183896), (2353, 178816), (2794, 150592), (2896, 145288), (3302, 127424), (3982, 105664), (4064, 103532), (4576, 91948), (4706, 89408), (5588, 75296), (5792, 72644), (6604, 63712), (7964, 52832), (8128, 51766), (9152, 45974), (9412, 44704), (11176, 37648), (11584, 36322), (13208, 31856), (15928, 26416), (16256, 25883), (18161, 23168), (18304, 22987), (18824, 22352)]