2253780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 7207200

約数和(自身を除く): 4953420

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, 659, 684, 855, 1140, 1318, 1710, 1977, 2636, 3295, 3420, 3954, 5931, 6590, 7908, 9885, 11862, 12521, 13180, 19770, 23724, 25042, 29655, 37563, 39540, 50084, 59310, 62605, 75126, 112689, 118620, 125210, 150252, 187815, 225378, 250420, 375630, 450756, 563445, 751260, 1126890, 2253780]

約数ペア:

[(1, 2253780), (2, 1126890), (3, 751260), (4, 563445), (5, 450756), (6, 375630), (9, 250420), (10, 225378), (12, 187815), (15, 150252), (18, 125210), (19, 118620), (20, 112689), (30, 75126), (36, 62605), (38, 59310), (45, 50084), (57, 39540), (60, 37563), (76, 29655), (90, 25042), (95, 23724), (114, 19770), (171, 13180), (180, 12521), (190, 11862), (228, 9885), (285, 7908), (342, 6590), (380, 5931), (570, 3954), (659, 3420), (684, 3295), (855, 2636), (1140, 1977), (1318, 1710)]