120651856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 269514000

約数和(自身を除く): 148862144

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 149, 208, 221, 229, 272, 298, 442, 458, 596, 884, 916, 1192, 1768, 1832, 1937, 2384, 2533, 2977, 3536, 3664, 3874, 3893, 5066, 5954, 7748, 7786, 10132, 11908, 15496, 15572, 20264, 23816, 30992, 31144, 32929, 34121, 40528, 47632, 50609, 62288, 65858, 68242, 101218, 131716, 136484, 202436, 263432, 272968, 404872, 443573, 526864, 545936, 580057, 809744, 887146, 1160114, 1774292, 2320228, 3548584, 4640456, 7097168, 7540741, 9280912, 15081482, 30162964, 60325928, 120651856]

約数ペア:

[(1, 120651856), (2, 60325928), (4, 30162964), (8, 15081482), (13, 9280912), (16, 7540741), (17, 7097168), (26, 4640456), (34, 3548584), (52, 2320228), (68, 1774292), (104, 1160114), (136, 887146), (149, 809744), (208, 580057), (221, 545936), (229, 526864), (272, 443573), (298, 404872), (442, 272968), (458, 263432), (596, 202436), (884, 136484), (916, 131716), (1192, 101218), (1768, 68242), (1832, 65858), (1937, 62288), (2384, 50609), (2533, 47632), (2977, 40528), (3536, 34121), (3664, 32929), (3874, 31144), (3893, 30992), (5066, 23816), (5954, 20264), (7748, 15572), (7786, 15496), (10132, 11908)]