190690020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 619517808

約数和(自身を除く): 428827788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 101, 102, 153, 170, 180, 202, 204, 255, 303, 306, 340, 404, 505, 510, 606, 612, 617, 765, 909, 1010, 1020, 1212, 1234, 1515, 1530, 1717, 1818, 1851, 2020, 2468, 3030, 3060, 3085, 3434, 3636, 3702, 4545, 5151, 5553, 6060, 6170, 6868, 7404, 8585, 9090, 9255, 10302, 10489, 11106, 12340, 15453, 17170, 18180, 18510, 20604, 20978, 22212, 25755, 27765, 30906, 31467, 34340, 37020, 41956, 51510, 52445, 55530, 61812, 62317, 62934, 77265, 94401, 103020, 104890, 111060, 124634, 125868, 154530, 157335, 186951, 188802, 209780, 249268, 309060, 311585, 314670, 373902, 377604, 472005, 560853, 623170, 629340, 747804, 934755, 944010, 1059389, 1121706, 1246340, 1869510, 1888020, 2118778, 2243412, 2804265, 3178167, 3739020, 4237556, 5296945, 5608530, 6356334, 9534501, 10593890, 11217060, 12712668, 15890835, 19069002, 21187780, 31781670, 38138004, 47672505, 63563340, 95345010, 190690020]

約数ペア:

[(1, 190690020), (2, 95345010), (3, 63563340), (4, 47672505), (5, 38138004), (6, 31781670), (9, 21187780), (10, 19069002), (12, 15890835), (15, 12712668), (17, 11217060), (18, 10593890), (20, 9534501), (30, 6356334), (34, 5608530), (36, 5296945), (45, 4237556), (51, 3739020), (60, 3178167), (68, 2804265), (85, 2243412), (90, 2118778), (101, 1888020), (102, 1869510), (153, 1246340), (170, 1121706), (180, 1059389), (202, 944010), (204, 934755), (255, 747804), (303, 629340), (306, 623170), (340, 560853), (404, 472005), (505, 377604), (510, 373902), (606, 314670), (612, 311585), (617, 309060), (765, 249268), (909, 209780), (1010, 188802), (1020, 186951), (1212, 157335), (1234, 154530), (1515, 125868), (1530, 124634), (1717, 111060), (1818, 104890), (1851, 103020), (2020, 94401), (2468, 77265), (3030, 62934), (3060, 62317), (3085, 61812), (3434, 55530), (3636, 52445), (3702, 51510), (4545, 41956), (5151, 37020), (5553, 34340), (6060, 31467), (6170, 30906), (6868, 27765), (7404, 25755), (8585, 22212), (9090, 20978), (9255, 20604), (10302, 18510), (10489, 18180), (11106, 17170), (12340, 15453)]