256278918960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{730889}}^1$

素因数の和:731395

約数の個数: 120

約数和(自身を含む): 862438505760

約数和(自身を除く): 606159586800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 487, 720, 974, 1461, 1948, 2435, 2922, 3896, 4383, 4870, 5844, 7305, 7792, 8766, 9740, 11688, 14610, 17532, 19480, 21915, 23376, 29220, 35064, 38960, 43830, 58440, 70128, 87660, 116880, 175320, 350640, 730889, 1461778, 2192667, 2923556, 3654445, 4385334, 5847112, 6578001, 7308890, 8770668, 10963335, 11694224, 13156002, 14617780, 17541336, 21926670, 26312004, 29235560, 32890005, 35082672, 43853340, 52624008, 58471120, 65780010, 87706680, 105248016, 131560020, 175413360, 263120040, 355942943, 526240080, 711885886, 1067828829, 1423771772, 1779714715, 2135657658, 2847543544, 3203486487, 3559429430, 4271315316, 5339144145, 5695087088, 6406972974, 7118858860, 8542630632, 10678288290, 12813945948, 14237717720, 16017432435, 17085261264, 21356576580, 25627891896, 28475435440, 32034864870, 42713153160, 51255783792, 64069729740, 85426306320, 128139459480, 256278918960]

約数ペア:

[(1, 256278918960), (2, 128139459480), (3, 85426306320), (4, 64069729740), (5, 51255783792), (6, 42713153160), (8, 32034864870), (9, 28475435440), (10, 25627891896), (12, 21356576580), (15, 17085261264), (16, 16017432435), (18, 14237717720), (20, 12813945948), (24, 10678288290), (30, 8542630632), (36, 7118858860), (40, 6406972974), (45, 5695087088), (48, 5339144145), (60, 4271315316), (72, 3559429430), (80, 3203486487), (90, 2847543544), (120, 2135657658), (144, 1779714715), (180, 1423771772), (240, 1067828829), (360, 711885886), (487, 526240080), (720, 355942943), (974, 263120040), (1461, 175413360), (1948, 131560020), (2435, 105248016), (2922, 87706680), (3896, 65780010), (4383, 58471120), (4870, 52624008), (5844, 43853340), (7305, 35082672), (7792, 32890005), (8766, 29235560), (9740, 26312004), (11688, 21926670), (14610, 17541336), (17532, 14617780), (19480, 13156002), (21915, 11694224), (23376, 10963335), (29220, 8770668), (35064, 7308890), (38960, 6578001), (43830, 5847112), (58440, 4385334), (70128, 3654445), (87660, 2923556), (116880, 2192667), (175320, 1461778), (350640, 730889)]