218536890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 622750464

約数和(自身を除く): 404213574

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 121, 130, 143, 165, 195, 242, 286, 330, 363, 390, 421, 429, 605, 715, 726, 842, 858, 1210, 1263, 1331, 1430, 1573, 1815, 2105, 2145, 2526, 2662, 3146, 3630, 3993, 4210, 4290, 4631, 4719, 5473, 6315, 6655, 7865, 7986, 9262, 9438, 10946, 12630, 13310, 13893, 15730, 16419, 17303, 19965, 23155, 23595, 27365, 27786, 32838, 34606, 39930, 46310, 47190, 50941, 51909, 54730, 60203, 69465, 82095, 86515, 101882, 103818, 120406, 138930, 152823, 164190, 173030, 180609, 254705, 259545, 301015, 305646, 361218, 509410, 519090, 560351, 602030, 662233, 764115, 903045, 1120702, 1324466, 1528230, 1681053, 1806090, 1986699, 2801755, 3311165, 3362106, 3973398, 5603510, 6622330, 7284563, 8405265, 9933495, 14569126, 16810530, 19866990, 21853689, 36422815, 43707378, 72845630, 109268445, 218536890]

約数ペア:

[(1, 218536890), (2, 109268445), (3, 72845630), (5, 43707378), (6, 36422815), (10, 21853689), (11, 19866990), (13, 16810530), (15, 14569126), (22, 9933495), (26, 8405265), (30, 7284563), (33, 6622330), (39, 5603510), (55, 3973398), (65, 3362106), (66, 3311165), (78, 2801755), (110, 1986699), (121, 1806090), (130, 1681053), (143, 1528230), (165, 1324466), (195, 1120702), (242, 903045), (286, 764115), (330, 662233), (363, 602030), (390, 560351), (421, 519090), (429, 509410), (605, 361218), (715, 305646), (726, 301015), (842, 259545), (858, 254705), (1210, 180609), (1263, 173030), (1331, 164190), (1430, 152823), (1573, 138930), (1815, 120406), (2105, 103818), (2145, 101882), (2526, 86515), (2662, 82095), (3146, 69465), (3630, 60203), (3993, 54730), (4210, 51909), (4290, 50941), (4631, 47190), (4719, 46310), (5473, 39930), (6315, 34606), (6655, 32838), (7865, 27786), (7986, 27365), (9262, 23595), (9438, 23155), (10946, 19965), (12630, 17303), (13310, 16419), (13893, 15730)]