42210540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1553}}^1$

素因数の和:1719

約数の個数: 72

約数和(自身を含む): 128969568

約数和(自身を除く): 86759028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1553, 1812, 2265, 2718, 3020, 3106, 4530, 4659, 5436, 6212, 6795, 7765, 9060, 9318, 13590, 13977, 15530, 18636, 23295, 27180, 27954, 31060, 46590, 55908, 69885, 93180, 139770, 234503, 279540, 469006, 703509, 938012, 1172515, 1407018, 2110527, 2345030, 2814036, 3517545, 4221054, 4690060, 7035090, 8442108, 10552635, 14070180, 21105270, 42210540]

約数ペア:

[(1, 42210540), (2, 21105270), (3, 14070180), (4, 10552635), (5, 8442108), (6, 7035090), (9, 4690060), (10, 4221054), (12, 3517545), (15, 2814036), (18, 2345030), (20, 2110527), (30, 1407018), (36, 1172515), (45, 938012), (60, 703509), (90, 469006), (151, 279540), (180, 234503), (302, 139770), (453, 93180), (604, 69885), (755, 55908), (906, 46590), (1359, 31060), (1510, 27954), (1553, 27180), (1812, 23295), (2265, 18636), (2718, 15530), (3020, 13977), (3106, 13590), (4530, 9318), (4659, 9060), (5436, 7765), (6212, 6795)]