20199821250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^2\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:771

約数の個数: 240

約数和(自身を含む): 59117151456

約数和(自身を除く): 38917330206

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 125, 147, 150, 175, 210, 211, 245, 250, 294, 350, 375, 422, 490, 521, 525, 625, 633, 735, 750, 875, 1042, 1050, 1055, 1225, 1250, 1266, 1470, 1477, 1563, 1750, 1875, 2110, 2450, 2605, 2625, 2954, 3126, 3165, 3647, 3675, 3750, 4375, 4431, 5210, 5250, 5275, 6125, 6330, 7294, 7350, 7385, 7815, 8750, 8862, 10339, 10550, 10941, 12250, 13025, 13125, 14770, 15630, 15825, 18235, 18375, 20678, 21882, 22155, 25529, 26050, 26250, 26375, 30625, 31017, 31650, 36470, 36750, 36925, 39075, 44310, 51058, 51695, 52750, 54705, 61250, 62034, 65125, 73850, 76587, 78150, 79125, 91175, 91875, 103390, 109410, 109931, 110775, 127645, 130250, 131875, 153174, 155085, 158250, 182350, 183750, 184625, 195375, 219862, 221550, 255290, 258475, 263750, 273525, 310170, 325625, 329793, 369250, 382935, 390750, 395625, 455875, 516950, 547050, 549655, 553875, 638225, 651250, 659586, 765870, 769517, 775425, 791250, 911750, 923125, 976875, 1099310, 1107750, 1276450, 1292375, 1367625, 1539034, 1550850, 1648965, 1846250, 1914675, 1953750, 2279375, 2308551, 2584750, 2735250, 2748275, 2769375, 3191125, 3297930, 3829350, 3847585, 3877125, 4558750, 4617102, 5386619, 5496550, 5538750, 6382250, 6461875, 6838125, 7695170, 7754250, 8244825, 9573375, 10773238, 11542755, 12923750, 13676250, 13741375, 15955625, 16159857, 16489650, 19146750, 19237925, 19385625, 23085510, 26933095, 27482750, 31911250, 32319714, 38475850, 38771250, 41224125, 47866875, 53866190, 57713775, 68706875, 80799285, 82448250, 95733750, 96189625, 115427550, 134665475, 137413750, 161598570, 192379250, 206120625, 269330950, 288568875, 403996425, 412241250, 480948125, 577137750, 673327375, 807992850, 961896250, 1346654750, 1442844375, 2019982125, 2885688750, 3366636875, 4039964250, 6733273750, 10099910625, 20199821250]

約数ペア:

[(1, 20199821250), (2, 10099910625), (3, 6733273750), (5, 4039964250), (6, 3366636875), (7, 2885688750), (10, 2019982125), (14, 1442844375), (15, 1346654750), (21, 961896250), (25, 807992850), (30, 673327375), (35, 577137750), (42, 480948125), (49, 412241250), (50, 403996425), (70, 288568875), (75, 269330950), (98, 206120625), (105, 192379250), (125, 161598570), (147, 137413750), (150, 134665475), (175, 115427550), (210, 96189625), (211, 95733750), (245, 82448250), (250, 80799285), (294, 68706875), (350, 57713775), (375, 53866190), (422, 47866875), (490, 41224125), (521, 38771250), (525, 38475850), (625, 32319714), (633, 31911250), (735, 27482750), (750, 26933095), (875, 23085510), (1042, 19385625), (1050, 19237925), (1055, 19146750), (1225, 16489650), (1250, 16159857), (1266, 15955625), (1470, 13741375), (1477, 13676250), (1563, 12923750), (1750, 11542755), (1875, 10773238), (2110, 9573375), (2450, 8244825), (2605, 7754250), (2625, 7695170), (2954, 6838125), (3126, 6461875), (3165, 6382250), (3647, 5538750), (3675, 5496550), (3750, 5386619), (4375, 4617102), (4431, 4558750), (5210, 3877125), (5250, 3847585), (5275, 3829350), (6125, 3297930), (6330, 3191125), (7294, 2769375), (7350, 2748275), (7385, 2735250), (7815, 2584750), (8750, 2308551), (8862, 2279375), (10339, 1953750), (10550, 1914675), (10941, 1846250), (12250, 1648965), (13025, 1550850), (13125, 1539034), (14770, 1367625), (15630, 1292375), (15825, 1276450), (18235, 1107750), (18375, 1099310), (20678, 976875), (21882, 923125), (22155, 911750), (25529, 791250), (26050, 775425), (26250, 769517), (26375, 765870), (30625, 659586), (31017, 651250), (31650, 638225), (36470, 553875), (36750, 549655), (36925, 547050), (39075, 516950), (44310, 455875), (51058, 395625), (51695, 390750), (52750, 382935), (54705, 369250), (61250, 329793), (62034, 325625), (65125, 310170), (73850, 273525), (76587, 263750), (78150, 258475), (79125, 255290), (91175, 221550), (91875, 219862), (103390, 195375), (109410, 184625), (109931, 183750), (110775, 182350), (127645, 158250), (130250, 155085), (131875, 153174)]