20017914120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{55439}}^1$

素因数の和:55532

約数の個数: 192

約数和(自身を含む): 70053984000

約数和(自身を除く): 50036069880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 59, 60, 68, 72, 85, 90, 102, 118, 120, 136, 153, 170, 177, 180, 204, 236, 255, 295, 306, 340, 354, 360, 408, 472, 510, 531, 590, 612, 680, 708, 765, 885, 1003, 1020, 1062, 1180, 1224, 1416, 1530, 1770, 2006, 2040, 2124, 2360, 2655, 3009, 3060, 3540, 4012, 4248, 5015, 5310, 6018, 6120, 7080, 8024, 9027, 10030, 10620, 12036, 15045, 18054, 20060, 21240, 24072, 30090, 36108, 40120, 45135, 55439, 60180, 72216, 90270, 110878, 120360, 166317, 180540, 221756, 277195, 332634, 361080, 443512, 498951, 554390, 665268, 831585, 942463, 997902, 1108780, 1330536, 1663170, 1884926, 1995804, 2217560, 2494755, 2827389, 3270901, 3326340, 3769852, 3991608, 4712315, 4989510, 5654778, 6541802, 6652680, 7539704, 8482167, 9424630, 9812703, 9979020, 11309556, 13083604, 14136945, 16354505, 16964334, 18849260, 19625406, 19958040, 22619112, 26167208, 28273890, 29438109, 32709010, 33928668, 37698520, 39250812, 42410835, 49063515, 55605317, 56547780, 58876218, 65418020, 67857336, 78501624, 84821670, 98127030, 111210634, 113095560, 117752436, 130836040, 147190545, 166815951, 169643340, 196254060, 222421268, 235504872, 278026585, 294381090, 333631902, 339286680, 392508120, 444842536, 500447853, 556053170, 588762180, 667263804, 834079755, 1000895706, 1112106340, 1177524360, 1334527608, 1668159510, 2001791412, 2224212680, 2502239265, 3336319020, 4003582824, 5004478530, 6672638040, 10008957060, 20017914120]

約数ペア:

[(1, 20017914120), (2, 10008957060), (3, 6672638040), (4, 5004478530), (5, 4003582824), (6, 3336319020), (8, 2502239265), (9, 2224212680), (10, 2001791412), (12, 1668159510), (15, 1334527608), (17, 1177524360), (18, 1112106340), (20, 1000895706), (24, 834079755), (30, 667263804), (34, 588762180), (36, 556053170), (40, 500447853), (45, 444842536), (51, 392508120), (59, 339286680), (60, 333631902), (68, 294381090), (72, 278026585), (85, 235504872), (90, 222421268), (102, 196254060), (118, 169643340), (120, 166815951), (136, 147190545), (153, 130836040), (170, 117752436), (177, 113095560), (180, 111210634), (204, 98127030), (236, 84821670), (255, 78501624), (295, 67857336), (306, 65418020), (340, 58876218), (354, 56547780), (360, 55605317), (408, 49063515), (472, 42410835), (510, 39250812), (531, 37698520), (590, 33928668), (612, 32709010), (680, 29438109), (708, 28273890), (765, 26167208), (885, 22619112), (1003, 19958040), (1020, 19625406), (1062, 18849260), (1180, 16964334), (1224, 16354505), (1416, 14136945), (1530, 13083604), (1770, 11309556), (2006, 9979020), (2040, 9812703), (2124, 9424630), (2360, 8482167), (2655, 7539704), (3009, 6652680), (3060, 6541802), (3540, 5654778), (4012, 4989510), (4248, 4712315), (5015, 3991608), (5310, 3769852), (6018, 3326340), (6120, 3270901), (7080, 2827389), (8024, 2494755), (9027, 2217560), (10030, 1995804), (10620, 1884926), (12036, 1663170), (15045, 1330536), (18054, 1108780), (20060, 997902), (21240, 942463), (24072, 831585), (30090, 665268), (36108, 554390), (40120, 498951), (45135, 443512), (55439, 361080), (60180, 332634), (72216, 277195), (90270, 221756), (110878, 180540), (120360, 166317)]