15640020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2633}}^1$

素因数の和:2662

約数の個数: 96

約数和(自身を含む): 53101440

約数和(自身を除く): 37461420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2633, 2970, 5266, 5940, 7899, 10532, 13165, 15798, 23697, 26330, 28963, 31596, 39495, 47394, 52660, 57926, 71091, 78990, 86889, 94788, 115852, 118485, 142182, 144815, 157980, 173778, 236970, 260667, 284364, 289630, 347556, 355455, 434445, 473940, 521334, 579260, 710910, 782001, 868890, 1042668, 1303335, 1421820, 1564002, 1737780, 2606670, 3128004, 3910005, 5213340, 7820010, 15640020]

約数ペア:

[(1, 15640020), (2, 7820010), (3, 5213340), (4, 3910005), (5, 3128004), (6, 2606670), (9, 1737780), (10, 1564002), (11, 1421820), (12, 1303335), (15, 1042668), (18, 868890), (20, 782001), (22, 710910), (27, 579260), (30, 521334), (33, 473940), (36, 434445), (44, 355455), (45, 347556), (54, 289630), (55, 284364), (60, 260667), (66, 236970), (90, 173778), (99, 157980), (108, 144815), (110, 142182), (132, 118485), (135, 115852), (165, 94788), (180, 86889), (198, 78990), (220, 71091), (270, 57926), (297, 52660), (330, 47394), (396, 39495), (495, 31596), (540, 28963), (594, 26330), (660, 23697), (990, 15798), (1188, 13165), (1485, 10532), (1980, 7899), (2633, 5940), (2970, 5266)]