784092920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 1981808640

約数和(自身を除く): 1197715720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 127, 130, 155, 248, 254, 260, 310, 383, 403, 508, 520, 620, 635, 766, 806, 1016, 1240, 1270, 1532, 1612, 1651, 1915, 2015, 2540, 3064, 3224, 3302, 3830, 3937, 4030, 4979, 5080, 6604, 7660, 7874, 8060, 8255, 9958, 11873, 13208, 15320, 15748, 16120, 16510, 19685, 19916, 23746, 24895, 31496, 33020, 39370, 39832, 47492, 48641, 49790, 51181, 59365, 66040, 78740, 94984, 97282, 99580, 102362, 118730, 154349, 157480, 194564, 199160, 204724, 237460, 243205, 255905, 308698, 389128, 409448, 474920, 486410, 511810, 617396, 632333, 771745, 972820, 1023620, 1234792, 1264666, 1507871, 1543490, 1945640, 2047240, 2529332, 3015742, 3086980, 3161665, 5058664, 6031484, 6173960, 6323330, 7539355, 12062968, 12646660, 15078710, 19602323, 25293320, 30157420, 39204646, 60314840, 78409292, 98011615, 156818584, 196023230, 392046460, 784092920]

約数ペア:

[(1, 784092920), (2, 392046460), (4, 196023230), (5, 156818584), (8, 98011615), (10, 78409292), (13, 60314840), (20, 39204646), (26, 30157420), (31, 25293320), (40, 19602323), (52, 15078710), (62, 12646660), (65, 12062968), (104, 7539355), (124, 6323330), (127, 6173960), (130, 6031484), (155, 5058664), (248, 3161665), (254, 3086980), (260, 3015742), (310, 2529332), (383, 2047240), (403, 1945640), (508, 1543490), (520, 1507871), (620, 1264666), (635, 1234792), (766, 1023620), (806, 972820), (1016, 771745), (1240, 632333), (1270, 617396), (1532, 511810), (1612, 486410), (1651, 474920), (1915, 409448), (2015, 389128), (2540, 308698), (3064, 255905), (3224, 243205), (3302, 237460), (3830, 204724), (3937, 199160), (4030, 194564), (4979, 157480), (5080, 154349), (6604, 118730), (7660, 102362), (7874, 99580), (8060, 97282), (8255, 94984), (9958, 78740), (11873, 66040), (13208, 59365), (15320, 51181), (15748, 49790), (16120, 48641), (16510, 47492), (19685, 39832), (19916, 39370), (23746, 33020), (24895, 31496)]