138214980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20753}}^1$

素因数の和:20805

約数の個数: 72

約数和(自身を含む): 430603992

約数和(自身を除く): 292389012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 20753, 41506, 62259, 83012, 103765, 124518, 186777, 207530, 249036, 311295, 373554, 415060, 622590, 747108, 767861, 933885, 1245180, 1535722, 1867770, 2303583, 3071444, 3735540, 3839305, 4607166, 6910749, 7678610, 9214332, 11517915, 13821498, 15357220, 23035830, 27642996, 34553745, 46071660, 69107490, 138214980]

約数ペア:

[(1, 138214980), (2, 69107490), (3, 46071660), (4, 34553745), (5, 27642996), (6, 23035830), (9, 15357220), (10, 13821498), (12, 11517915), (15, 9214332), (18, 7678610), (20, 6910749), (30, 4607166), (36, 3839305), (37, 3735540), (45, 3071444), (60, 2303583), (74, 1867770), (90, 1535722), (111, 1245180), (148, 933885), (180, 767861), (185, 747108), (222, 622590), (333, 415060), (370, 373554), (444, 311295), (555, 249036), (666, 207530), (740, 186777), (1110, 124518), (1332, 103765), (1665, 83012), (2220, 62259), (3330, 41506), (6660, 20753)]