221086260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{45491}}^1$

素因数の和:45515

約数の個数: 72

約数和(自身を含む): 695481696

約数和(自身を除く): 474395436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 45491, 90982, 136473, 181964, 227455, 272946, 409419, 454910, 545892, 682365, 818838, 909820, 1228257, 1364730, 1637676, 2047095, 2456514, 2729460, 3684771, 4094190, 4913028, 6141285, 7369542, 8188380, 11054313, 12282570, 14739084, 18423855, 22108626, 24565140, 36847710, 44217252, 55271565, 73695420, 110543130, 221086260]

約数ペア:

[(1, 221086260), (2, 110543130), (3, 73695420), (4, 55271565), (5, 44217252), (6, 36847710), (9, 24565140), (10, 22108626), (12, 18423855), (15, 14739084), (18, 12282570), (20, 11054313), (27, 8188380), (30, 7369542), (36, 6141285), (45, 4913028), (54, 4094190), (60, 3684771), (81, 2729460), (90, 2456514), (108, 2047095), (135, 1637676), (162, 1364730), (180, 1228257), (243, 909820), (270, 818838), (324, 682365), (405, 545892), (486, 454910), (540, 409419), (810, 272946), (972, 227455), (1215, 181964), (1620, 136473), (2430, 90982), (4860, 45491)]