38278620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1951}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 117237120

約数和(自身を除く): 78958500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1951, 1962, 2180, 3270, 3902, 3924, 4905, 5853, 6540, 7804, 9755, 9810, 11706, 17559, 19510, 19620, 23412, 29265, 35118, 39020, 58530, 70236, 87795, 117060, 175590, 212659, 351180, 425318, 637977, 850636, 1063295, 1275954, 1913931, 2126590, 2551908, 3189885, 3827862, 4253180, 6379770, 7655724, 9569655, 12759540, 19139310, 38278620]

約数ペア:

[(1, 38278620), (2, 19139310), (3, 12759540), (4, 9569655), (5, 7655724), (6, 6379770), (9, 4253180), (10, 3827862), (12, 3189885), (15, 2551908), (18, 2126590), (20, 1913931), (30, 1275954), (36, 1063295), (45, 850636), (60, 637977), (90, 425318), (109, 351180), (180, 212659), (218, 175590), (327, 117060), (436, 87795), (545, 70236), (654, 58530), (981, 39020), (1090, 35118), (1308, 29265), (1635, 23412), (1951, 19620), (1962, 19510), (2180, 17559), (3270, 11706), (3902, 9810), (3924, 9755), (4905, 7804), (5853, 6540)]