720382362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 1668446208

約数和(自身を除く): 948063846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 311, 393, 421, 622, 786, 842, 917, 933, 1263, 1834, 1866, 2177, 2526, 2751, 2947, 4354, 5502, 5894, 6531, 8841, 13062, 17682, 40741, 55151, 81482, 110302, 122223, 130931, 165453, 244446, 261862, 285187, 330906, 386057, 392793, 570374, 772114, 785586, 855561, 916517, 1158171, 1711122, 1833034, 2316342, 2749551, 5499102, 17151961, 34303922, 51455883, 102911766, 120063727, 240127454, 360191181, 720382362]

約数ペア:

[(1, 720382362), (2, 360191181), (3, 240127454), (6, 120063727), (7, 102911766), (14, 51455883), (21, 34303922), (42, 17151961), (131, 5499102), (262, 2749551), (311, 2316342), (393, 1833034), (421, 1711122), (622, 1158171), (786, 916517), (842, 855561), (917, 785586), (933, 772114), (1263, 570374), (1834, 392793), (1866, 386057), (2177, 330906), (2526, 285187), (2751, 261862), (2947, 244446), (4354, 165453), (5502, 130931), (5894, 122223), (6531, 110302), (8841, 81482), (13062, 55151), (17682, 40741)]