67945140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19867}}^1$

素因数の和:19901

約数の個数: 72

約数和(自身を含む): 216958560

約数和(自身を除く): 149013420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19867, 39734, 59601, 79468, 99335, 119202, 178803, 198670, 238404, 298005, 357606, 377473, 397340, 596010, 715212, 754946, 894015, 1132419, 1192020, 1509892, 1788030, 1887365, 2264838, 3397257, 3576060, 3774730, 4529676, 5662095, 6794514, 7549460, 11324190, 13589028, 16986285, 22648380, 33972570, 67945140]

約数ペア:

[(1, 67945140), (2, 33972570), (3, 22648380), (4, 16986285), (5, 13589028), (6, 11324190), (9, 7549460), (10, 6794514), (12, 5662095), (15, 4529676), (18, 3774730), (19, 3576060), (20, 3397257), (30, 2264838), (36, 1887365), (38, 1788030), (45, 1509892), (57, 1192020), (60, 1132419), (76, 894015), (90, 754946), (95, 715212), (114, 596010), (171, 397340), (180, 377473), (190, 357606), (228, 298005), (285, 238404), (342, 198670), (380, 178803), (570, 119202), (684, 99335), (855, 79468), (1140, 59601), (1710, 39734), (3420, 19867)]