931501980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{272369}}^1$

素因数の和:272403

約数の個数: 72

約数和(自身を含む): 2974280400

約数和(自身を除く): 2042778420

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, 272369, 544738, 817107, 1089476, 1361845, 1634214, 2451321, 2723690, 3268428, 4085535, 4902642, 5175011, 5447380, 8171070, 9805284, 10350022, 12256605, 15525033, 16342140, 20700044, 24513210, 25875055, 31050066, 46575099, 49026420, 51750110, 62100132, 77625165, 93150198, 103500220, 155250330, 186300396, 232875495, 310500660, 465750990, 931501980]

約数ペア:

[(1, 931501980), (2, 465750990), (3, 310500660), (4, 232875495), (5, 186300396), (6, 155250330), (9, 103500220), (10, 93150198), (12, 77625165), (15, 62100132), (18, 51750110), (19, 49026420), (20, 46575099), (30, 31050066), (36, 25875055), (38, 24513210), (45, 20700044), (57, 16342140), (60, 15525033), (76, 12256605), (90, 10350022), (95, 9805284), (114, 8171070), (171, 5447380), (180, 5175011), (190, 4902642), (228, 4085535), (285, 3268428), (342, 2723690), (380, 2451321), (570, 1634214), (684, 1361845), (855, 1089476), (1140, 817107), (1710, 544738), (3420, 272369)]