747765180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{30323}}^1$

素因数の和:30475

約数の個数: 72

約数和(自身を含む): 2284852752

約数和(自身を除く): 1537087572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2740, 4110, 4932, 6165, 8220, 12330, 24660, 30323, 60646, 90969, 121292, 151615, 181938, 272907, 303230, 363876, 454845, 545814, 606460, 909690, 1091628, 1364535, 1819380, 2729070, 4154251, 5458140, 8308502, 12462753, 16617004, 20771255, 24925506, 37388259, 41542510, 49851012, 62313765, 74776518, 83085020, 124627530, 149553036, 186941295, 249255060, 373882590, 747765180]

約数ペア:

[(1, 747765180), (2, 373882590), (3, 249255060), (4, 186941295), (5, 149553036), (6, 124627530), (9, 83085020), (10, 74776518), (12, 62313765), (15, 49851012), (18, 41542510), (20, 37388259), (30, 24925506), (36, 20771255), (45, 16617004), (60, 12462753), (90, 8308502), (137, 5458140), (180, 4154251), (274, 2729070), (411, 1819380), (548, 1364535), (685, 1091628), (822, 909690), (1233, 606460), (1370, 545814), (1644, 454845), (2055, 363876), (2466, 303230), (2740, 272907), (4110, 181938), (4932, 151615), (6165, 121292), (8220, 90969), (12330, 60646), (24660, 30323)]