407821120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:901

約数の個数: 168

約数和(自身を含む): 1167505920

約数和(自身を除く): 759684800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 784, 839, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1678, 1736, 1960, 1984, 2170, 2240, 2480, 3038, 3136, 3356, 3472, 3920, 4195, 4340, 4960, 5873, 6076, 6712, 6944, 7595, 7840, 8390, 8680, 9920, 11746, 12152, 13424, 13888, 15190, 15680, 16780, 17360, 23492, 24304, 26009, 26848, 29365, 30380, 33560, 34720, 41111, 46984, 48608, 52018, 53696, 58730, 60760, 67120, 69440, 82222, 93968, 97216, 104036, 117460, 121520, 130045, 134240, 164444, 182063, 187936, 205555, 208072, 234920, 243040, 260090, 268480, 328888, 364126, 375872, 411110, 416144, 469840, 486080, 520180, 657776, 728252, 822220, 832288, 910315, 939680, 1040360, 1274441, 1315552, 1456504, 1644440, 1664576, 1820630, 1879360, 2080720, 2548882, 2631104, 2913008, 3288880, 3641260, 4161440, 5097764, 5826016, 6372205, 6577760, 7282520, 8322880, 10195528, 11652032, 12744410, 13155520, 14565040, 20391056, 25488820, 29130080, 40782112, 50977640, 58260160, 81564224, 101955280, 203910560, 407821120]

約数ペア:

[(1, 407821120), (2, 203910560), (4, 101955280), (5, 81564224), (7, 58260160), (8, 50977640), (10, 40782112), (14, 29130080), (16, 25488820), (20, 20391056), (28, 14565040), (31, 13155520), (32, 12744410), (35, 11652032), (40, 10195528), (49, 8322880), (56, 7282520), (62, 6577760), (64, 6372205), (70, 5826016), (80, 5097764), (98, 4161440), (112, 3641260), (124, 3288880), (140, 2913008), (155, 2631104), (160, 2548882), (196, 2080720), (217, 1879360), (224, 1820630), (245, 1664576), (248, 1644440), (280, 1456504), (310, 1315552), (320, 1274441), (392, 1040360), (434, 939680), (448, 910315), (490, 832288), (496, 822220), (560, 728252), (620, 657776), (784, 520180), (839, 486080), (868, 469840), (980, 416144), (992, 411110), (1085, 375872), (1120, 364126), (1240, 328888), (1519, 268480), (1568, 260090), (1678, 243040), (1736, 234920), (1960, 208072), (1984, 205555), (2170, 187936), (2240, 182063), (2480, 164444), (3038, 134240), (3136, 130045), (3356, 121520), (3472, 117460), (3920, 104036), (4195, 97216), (4340, 93968), (4960, 82222), (5873, 69440), (6076, 67120), (6712, 60760), (6944, 58730), (7595, 53696), (7840, 52018), (8390, 48608), (8680, 46984), (9920, 41111), (11746, 34720), (12152, 33560), (13424, 30380), (13888, 29365), (15190, 26848), (15680, 26009), (16780, 24304), (17360, 23492)]