131680620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 431101440

約数和(自身を除く): 299420820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 53, 54, 60, 86, 90, 106, 107, 108, 129, 135, 159, 172, 180, 212, 214, 215, 258, 265, 270, 318, 321, 387, 428, 430, 477, 516, 530, 535, 540, 636, 642, 645, 774, 795, 860, 954, 963, 1060, 1070, 1161, 1284, 1290, 1431, 1548, 1590, 1605, 1908, 1926, 1935, 2140, 2279, 2322, 2385, 2580, 2862, 2889, 3180, 3210, 3852, 3870, 4558, 4601, 4644, 4770, 4815, 5671, 5724, 5778, 5805, 6420, 6837, 7155, 7740, 9116, 9202, 9540, 9630, 11342, 11395, 11556, 11610, 13674, 13803, 14310, 14445, 17013, 18404, 19260, 20511, 22684, 22790, 23005, 23220, 27348, 27606, 28355, 28620, 28890, 34026, 34185, 41022, 41409, 45580, 46010, 51039, 55212, 56710, 57780, 61533, 68052, 68370, 69015, 82044, 82818, 85065, 92020, 102078, 102555, 113420, 123066, 124227, 136740, 138030, 153117, 165636, 170130, 204156, 205110, 207045, 243853, 246132, 248454, 255195, 276060, 306234, 307665, 340260, 410220, 414090, 487706, 496908, 510390, 612468, 615330, 621135, 731559, 765585, 828180, 975412, 1020780, 1219265, 1230660, 1242270, 1463118, 1531170, 2194677, 2438530, 2484540, 2926236, 3062340, 3657795, 4389354, 4877060, 6584031, 7315590, 8778708, 10973385, 13168062, 14631180, 21946770, 26336124, 32920155, 43893540, 65840310, 131680620]

約数ペア:

[(1, 131680620), (2, 65840310), (3, 43893540), (4, 32920155), (5, 26336124), (6, 21946770), (9, 14631180), (10, 13168062), (12, 10973385), (15, 8778708), (18, 7315590), (20, 6584031), (27, 4877060), (30, 4389354), (36, 3657795), (43, 3062340), (45, 2926236), (53, 2484540), (54, 2438530), (60, 2194677), (86, 1531170), (90, 1463118), (106, 1242270), (107, 1230660), (108, 1219265), (129, 1020780), (135, 975412), (159, 828180), (172, 765585), (180, 731559), (212, 621135), (214, 615330), (215, 612468), (258, 510390), (265, 496908), (270, 487706), (318, 414090), (321, 410220), (387, 340260), (428, 307665), (430, 306234), (477, 276060), (516, 255195), (530, 248454), (535, 246132), (540, 243853), (636, 207045), (642, 205110), (645, 204156), (774, 170130), (795, 165636), (860, 153117), (954, 138030), (963, 136740), (1060, 124227), (1070, 123066), (1161, 113420), (1284, 102555), (1290, 102078), (1431, 92020), (1548, 85065), (1590, 82818), (1605, 82044), (1908, 69015), (1926, 68370), (1935, 68052), (2140, 61533), (2279, 57780), (2322, 56710), (2385, 55212), (2580, 51039), (2862, 46010), (2889, 45580), (3180, 41409), (3210, 41022), (3852, 34185), (3870, 34026), (4558, 28890), (4601, 28620), (4644, 28355), (4770, 27606), (4815, 27348), (5671, 23220), (5724, 23005), (5778, 22790), (5805, 22684), (6420, 20511), (6837, 19260), (7155, 18404), (7740, 17013), (9116, 14445), (9202, 14310), (9540, 13803), (9630, 13674), (11342, 11610), (11395, 11556)]