31556340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9227}}^1$

素因数の和:9261

約数の個数: 72

約数和(自身を含む): 100769760

約数和(自身を除く): 69213420

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, 9227, 18454, 27681, 36908, 46135, 55362, 83043, 92270, 110724, 138405, 166086, 175313, 184540, 276810, 332172, 350626, 415215, 525939, 553620, 701252, 830430, 876565, 1051878, 1577817, 1660860, 1753130, 2103756, 2629695, 3155634, 3506260, 5259390, 6311268, 7889085, 10518780, 15778170, 31556340]

約数ペア:

[(1, 31556340), (2, 15778170), (3, 10518780), (4, 7889085), (5, 6311268), (6, 5259390), (9, 3506260), (10, 3155634), (12, 2629695), (15, 2103756), (18, 1753130), (19, 1660860), (20, 1577817), (30, 1051878), (36, 876565), (38, 830430), (45, 701252), (57, 553620), (60, 525939), (76, 415215), (90, 350626), (95, 332172), (114, 276810), (171, 184540), (180, 175313), (190, 166086), (228, 138405), (285, 110724), (342, 92270), (380, 83043), (570, 55362), (684, 46135), (855, 36908), (1140, 27681), (1710, 18454), (3420, 9227)]