215762148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{18217}}^1$

素因数の和:18281

約数の個数: 72

約数和(自身を含む): 636609792

約数和(自身を除く): 420847644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 18217, 36434, 54651, 72868, 109302, 127519, 163953, 218604, 255038, 327906, 382557, 510076, 655812, 765114, 856199, 1147671, 1530228, 1712398, 2295342, 2568597, 3424796, 4590684, 5137194, 5993393, 7705791, 10274388, 11986786, 15411582, 17980179, 23973572, 30823164, 35960358, 53940537, 71920716, 107881074, 215762148]

約数ペア:

[(1, 215762148), (2, 107881074), (3, 71920716), (4, 53940537), (6, 35960358), (7, 30823164), (9, 23973572), (12, 17980179), (14, 15411582), (18, 11986786), (21, 10274388), (28, 7705791), (36, 5993393), (42, 5137194), (47, 4590684), (63, 3424796), (84, 2568597), (94, 2295342), (126, 1712398), (141, 1530228), (188, 1147671), (252, 856199), (282, 765114), (329, 655812), (423, 510076), (564, 382557), (658, 327906), (846, 255038), (987, 218604), (1316, 163953), (1692, 127519), (1974, 109302), (2961, 72868), (3948, 54651), (5922, 36434), (11844, 18217)]