31330620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9161}}^1$

素因数の和:9195

約数の個数: 72

約数和(自身を含む): 100049040

約数和(自身を除く): 68718420

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, 9161, 18322, 27483, 36644, 45805, 54966, 82449, 91610, 109932, 137415, 164898, 174059, 183220, 274830, 329796, 348118, 412245, 522177, 549660, 696236, 824490, 870295, 1044354, 1566531, 1648980, 1740590, 2088708, 2610885, 3133062, 3481180, 5221770, 6266124, 7832655, 10443540, 15665310, 31330620]

約数ペア:

[(1, 31330620), (2, 15665310), (3, 10443540), (4, 7832655), (5, 6266124), (6, 5221770), (9, 3481180), (10, 3133062), (12, 2610885), (15, 2088708), (18, 1740590), (19, 1648980), (20, 1566531), (30, 1044354), (36, 870295), (38, 824490), (45, 696236), (57, 549660), (60, 522177), (76, 412245), (90, 348118), (95, 329796), (114, 274830), (171, 183220), (180, 174059), (190, 164898), (228, 137415), (285, 109932), (342, 91610), (380, 82449), (570, 54966), (684, 45805), (855, 36644), (1140, 27483), (1710, 18322), (3420, 9161)]