206389456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{619}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 495107200

約数和(自身を除く): 288717744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 229, 364, 458, 619, 728, 916, 1238, 1456, 1603, 1832, 2476, 2977, 3206, 3664, 4333, 4952, 5954, 6412, 8047, 8666, 9904, 11908, 12824, 16094, 17332, 20839, 23816, 25648, 32188, 34664, 41678, 47632, 56329, 64376, 69328, 83356, 112658, 128752, 141751, 166712, 225316, 283502, 333424, 450632, 567004, 901264, 992257, 1134008, 1842763, 1984514, 2268016, 3685526, 3969028, 7371052, 7938056, 12899341, 14742104, 15876112, 25798682, 29484208, 51597364, 103194728, 206389456]

約数ペア:

[(1, 206389456), (2, 103194728), (4, 51597364), (7, 29484208), (8, 25798682), (13, 15876112), (14, 14742104), (16, 12899341), (26, 7938056), (28, 7371052), (52, 3969028), (56, 3685526), (91, 2268016), (104, 1984514), (112, 1842763), (182, 1134008), (208, 992257), (229, 901264), (364, 567004), (458, 450632), (619, 333424), (728, 283502), (916, 225316), (1238, 166712), (1456, 141751), (1603, 128752), (1832, 112658), (2476, 83356), (2977, 69328), (3206, 64376), (3664, 56329), (4333, 47632), (4952, 41678), (5954, 34664), (6412, 32188), (8047, 25648), (8666, 23816), (9904, 20839), (11908, 17332), (12824, 16094)]