240478668

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20681}}^1$

素因数の和:20727

約数の個数: 72

約数和(自身を含む): 677542320

約数和(自身を除く): 437063652

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 20681, 41362, 62043, 82724, 124086, 186129, 248172, 351577, 372258, 392939, 703154, 744516, 785878, 1054731, 1178817, 1406308, 1571756, 2109462, 2357634, 3164193, 3536451, 4218924, 4715268, 6328386, 6679963, 7072902, 12656772, 13359926, 14145804, 20039889, 26719852, 40079778, 60119667, 80159556, 120239334, 240478668]

約数ペア:

[(1, 240478668), (2, 120239334), (3, 80159556), (4, 60119667), (6, 40079778), (9, 26719852), (12, 20039889), (17, 14145804), (18, 13359926), (19, 12656772), (34, 7072902), (36, 6679963), (38, 6328386), (51, 4715268), (57, 4218924), (68, 3536451), (76, 3164193), (102, 2357634), (114, 2109462), (153, 1571756), (171, 1406308), (204, 1178817), (228, 1054731), (306, 785878), (323, 744516), (342, 703154), (612, 392939), (646, 372258), (684, 351577), (969, 248172), (1292, 186129), (1938, 124086), (2907, 82724), (3876, 62043), (5814, 41362), (11628, 20681)]