221484924

素因数分解:

$2^2\times 3^2\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 569368800

約数和(自身を除く): 347883876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 149, 157, 263, 298, 314, 447, 471, 526, 596, 628, 789, 894, 942, 1052, 1341, 1413, 1578, 1788, 1884, 2367, 2682, 2826, 3156, 4734, 5364, 5652, 9468, 23393, 39187, 41291, 46786, 70179, 78374, 82582, 93572, 117561, 123873, 140358, 156748, 165164, 210537, 235122, 247746, 280716, 352683, 371619, 421074, 470244, 495492, 705366, 743238, 842148, 1410732, 1486476, 6152359, 12304718, 18457077, 24609436, 36914154, 55371231, 73828308, 110742462, 221484924]

約数ペア:

[(1, 221484924), (2, 110742462), (3, 73828308), (4, 55371231), (6, 36914154), (9, 24609436), (12, 18457077), (18, 12304718), (36, 6152359), (149, 1486476), (157, 1410732), (263, 842148), (298, 743238), (314, 705366), (447, 495492), (471, 470244), (526, 421074), (596, 371619), (628, 352683), (789, 280716), (894, 247746), (942, 235122), (1052, 210537), (1341, 165164), (1413, 156748), (1578, 140358), (1788, 123873), (1884, 117561), (2367, 93572), (2682, 82582), (2826, 78374), (3156, 70179), (4734, 46786), (5364, 41291), (5652, 39187), (9468, 23393)]