201722940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{373561}}^1$

素因数の和:373579

約数の個数: 48

約数和(自身を含む): 627584160

約数和(自身を除く): 425861220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 373561, 747122, 1120683, 1494244, 1867805, 2241366, 3362049, 3735610, 4482732, 5603415, 6724098, 7471220, 10086147, 11206830, 13448196, 16810245, 20172294, 22413660, 33620490, 40344588, 50430735, 67240980, 100861470, 201722940]

約数ペア:

[(1, 201722940), (2, 100861470), (3, 67240980), (4, 50430735), (5, 40344588), (6, 33620490), (9, 22413660), (10, 20172294), (12, 16810245), (15, 13448196), (18, 11206830), (20, 10086147), (27, 7471220), (30, 6724098), (36, 5603415), (45, 4482732), (54, 3735610), (60, 3362049), (90, 2241366), (108, 1867805), (135, 1494244), (180, 1120683), (270, 747122), (540, 373561)]