1281036986000

素因数分解:

$2^4\times 5^3\times {\mathrm{89}}^1\times {\mathrm{1931}}^1\times {\mathrm{3727}}^1$

素因数の和:5770

約数の個数: 160

約数和(自身を含む): 3134814359040

約数和(自身を除く): 1853777373040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 125, 178, 200, 250, 356, 400, 445, 500, 712, 890, 1000, 1424, 1780, 1931, 2000, 2225, 3560, 3727, 3862, 4450, 7120, 7454, 7724, 8900, 9655, 11125, 14908, 15448, 17800, 18635, 19310, 22250, 29816, 30896, 35600, 37270, 38620, 44500, 48275, 59632, 74540, 77240, 89000, 93175, 96550, 149080, 154480, 171859, 178000, 186350, 193100, 241375, 298160, 331703, 343718, 372700, 386200, 465875, 482750, 663406, 687436, 745400, 772400, 859295, 931750, 965500, 1326812, 1374872, 1490800, 1658515, 1718590, 1863500, 1931000, 2653624, 2749744, 3317030, 3437180, 3727000, 3862000, 4296475, 5307248, 6634060, 6874360, 7196837, 7454000, 8292575, 8592950, 13268120, 13748720, 14393674, 16585150, 17185900, 21482375, 26536240, 28787348, 33170300, 34371800, 35984185, 41462875, 42964750, 57574696, 66340600, 68743600, 71968370, 82925750, 85929500, 115149392, 132681200, 143936740, 165851500, 171859000, 179920925, 287873480, 331703000, 343718000, 359841850, 575746960, 640518493, 663406000, 719683700, 899604625, 1281036986, 1439367400, 1799209250, 2562073972, 2878734800, 3202592465, 3598418500, 5124147944, 6405184930, 7196837000, 10248295888, 12810369860, 14393674000, 16012962325, 25620739720, 32025924650, 51241479440, 64051849300, 80064811625, 128103698600, 160129623250, 256207397200, 320259246500, 640518493000, 1281036986000]

約数ペア:

[(1, 1281036986000), (2, 640518493000), (4, 320259246500), (5, 256207397200), (8, 160129623250), (10, 128103698600), (16, 80064811625), (20, 64051849300), (25, 51241479440), (40, 32025924650), (50, 25620739720), (80, 16012962325), (89, 14393674000), (100, 12810369860), (125, 10248295888), (178, 7196837000), (200, 6405184930), (250, 5124147944), (356, 3598418500), (400, 3202592465), (445, 2878734800), (500, 2562073972), (712, 1799209250), (890, 1439367400), (1000, 1281036986), (1424, 899604625), (1780, 719683700), (1931, 663406000), (2000, 640518493), (2225, 575746960), (3560, 359841850), (3727, 343718000), (3862, 331703000), (4450, 287873480), (7120, 179920925), (7454, 171859000), (7724, 165851500), (8900, 143936740), (9655, 132681200), (11125, 115149392), (14908, 85929500), (15448, 82925750), (17800, 71968370), (18635, 68743600), (19310, 66340600), (22250, 57574696), (29816, 42964750), (30896, 41462875), (35600, 35984185), (37270, 34371800), (38620, 33170300), (44500, 28787348), (48275, 26536240), (59632, 21482375), (74540, 17185900), (77240, 16585150), (89000, 14393674), (93175, 13748720), (96550, 13268120), (149080, 8592950), (154480, 8292575), (171859, 7454000), (178000, 7196837), (186350, 6874360), (193100, 6634060), (241375, 5307248), (298160, 4296475), (331703, 3862000), (343718, 3727000), (372700, 3437180), (386200, 3317030), (465875, 2749744), (482750, 2653624), (663406, 1931000), (687436, 1863500), (745400, 1718590), (772400, 1658515), (859295, 1490800), (931750, 1374872), (965500, 1326812)]