263247270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61363}}^1$

素因数の和:61397

約数の個数: 64

約数和(自身を含む): 742258944

約数和(自身を除く): 479011674

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 61363, 122726, 184089, 306815, 368178, 613630, 674993, 797719, 920445, 1349986, 1595438, 1840890, 2024979, 2393157, 3374965, 3988595, 4049958, 4786314, 6749930, 7977190, 8774909, 10124895, 11965785, 17549818, 20249790, 23931570, 26324727, 43874545, 52649454, 87749090, 131623635, 263247270]

約数ペア:

[(1, 263247270), (2, 131623635), (3, 87749090), (5, 52649454), (6, 43874545), (10, 26324727), (11, 23931570), (13, 20249790), (15, 17549818), (22, 11965785), (26, 10124895), (30, 8774909), (33, 7977190), (39, 6749930), (55, 4786314), (65, 4049958), (66, 3988595), (78, 3374965), (110, 2393157), (130, 2024979), (143, 1840890), (165, 1595438), (195, 1349986), (286, 920445), (330, 797719), (390, 674993), (429, 613630), (715, 368178), (858, 306815), (1430, 184089), (2145, 122726), (4290, 61363)]