64697490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 199554264

約数和(自身を除く): 134856774

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 143, 165, 195, 198, 234, 242, 286, 330, 363, 390, 429, 457, 495, 585, 605, 715, 726, 858, 914, 990, 1089, 1170, 1210, 1287, 1371, 1430, 1573, 1815, 2145, 2178, 2285, 2574, 2742, 3146, 3630, 4113, 4290, 4570, 4719, 5027, 5445, 5941, 6435, 6855, 7865, 8226, 9438, 10054, 10890, 11882, 12870, 13710, 14157, 15081, 15730, 17823, 20565, 23595, 25135, 28314, 29705, 30162, 35646, 41130, 45243, 47190, 50270, 53469, 55297, 59410, 65351, 70785, 75405, 89115, 90486, 106938, 110594, 130702, 141570, 150810, 165891, 178230, 196053, 226215, 267345, 276485, 326755, 331782, 392106, 452430, 497673, 534690, 552970, 588159, 653510, 718861, 829455, 980265, 995346, 1176318, 1437722, 1658910, 1960530, 2156583, 2488365, 2940795, 3594305, 4313166, 4976730, 5881590, 6469749, 7188610, 10782915, 12939498, 21565830, 32348745, 64697490]

約数ペア:

[(1, 64697490), (2, 32348745), (3, 21565830), (5, 12939498), (6, 10782915), (9, 7188610), (10, 6469749), (11, 5881590), (13, 4976730), (15, 4313166), (18, 3594305), (22, 2940795), (26, 2488365), (30, 2156583), (33, 1960530), (39, 1658910), (45, 1437722), (55, 1176318), (65, 995346), (66, 980265), (78, 829455), (90, 718861), (99, 653510), (110, 588159), (117, 552970), (121, 534690), (130, 497673), (143, 452430), (165, 392106), (195, 331782), (198, 326755), (234, 276485), (242, 267345), (286, 226215), (330, 196053), (363, 178230), (390, 165891), (429, 150810), (457, 141570), (495, 130702), (585, 110594), (605, 106938), (715, 90486), (726, 89115), (858, 75405), (914, 70785), (990, 65351), (1089, 59410), (1170, 55297), (1210, 53469), (1287, 50270), (1371, 47190), (1430, 45243), (1573, 41130), (1815, 35646), (2145, 30162), (2178, 29705), (2285, 28314), (2574, 25135), (2742, 23595), (3146, 20565), (3630, 17823), (4113, 15730), (4290, 15081), (4570, 14157), (4719, 13710), (5027, 12870), (5445, 11882), (5941, 10890), (6435, 10054), (6855, 9438), (7865, 8226)]