42213780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{33503}}^1$

素因数の和:33525

約数の個数: 72

約数和(自身を含む): 146345472

約数和(自身を除く): 104131692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 33503, 67006, 100509, 134012, 167515, 201018, 234521, 301527, 335030, 402036, 469042, 502545, 603054, 670060, 703563, 938084, 1005090, 1172605, 1206108, 1407126, 1507635, 2010180, 2110689, 2345210, 2814252, 3015270, 3517815, 4221378, 4690420, 6030540, 7035630, 8442756, 10553445, 14071260, 21106890, 42213780]

約数ペア:

[(1, 42213780), (2, 21106890), (3, 14071260), (4, 10553445), (5, 8442756), (6, 7035630), (7, 6030540), (9, 4690420), (10, 4221378), (12, 3517815), (14, 3015270), (15, 2814252), (18, 2345210), (20, 2110689), (21, 2010180), (28, 1507635), (30, 1407126), (35, 1206108), (36, 1172605), (42, 1005090), (45, 938084), (60, 703563), (63, 670060), (70, 603054), (84, 502545), (90, 469042), (105, 402036), (126, 335030), (140, 301527), (180, 234521), (210, 201018), (252, 167515), (315, 134012), (420, 100509), (630, 67006), (1260, 33503)]