66310740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2689}}^1$

素因数の和:2841

約数の個数: 72

約数和(自身を含む): 202686120

約数和(自身を除く): 136375380

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, 2689, 2740, 4110, 4932, 5378, 6165, 8067, 8220, 10756, 12330, 13445, 16134, 24201, 24660, 26890, 32268, 40335, 48402, 53780, 80670, 96804, 121005, 161340, 242010, 368393, 484020, 736786, 1105179, 1473572, 1841965, 2210358, 3315537, 3683930, 4420716, 5525895, 6631074, 7367860, 11051790, 13262148, 16577685, 22103580, 33155370, 66310740]

約数ペア:

[(1, 66310740), (2, 33155370), (3, 22103580), (4, 16577685), (5, 13262148), (6, 11051790), (9, 7367860), (10, 6631074), (12, 5525895), (15, 4420716), (18, 3683930), (20, 3315537), (30, 2210358), (36, 1841965), (45, 1473572), (60, 1105179), (90, 736786), (137, 484020), (180, 368393), (274, 242010), (411, 161340), (548, 121005), (685, 96804), (822, 80670), (1233, 53780), (1370, 48402), (1644, 40335), (2055, 32268), (2466, 26890), (2689, 24660), (2740, 24201), (4110, 16134), (4932, 13445), (5378, 12330), (6165, 10756), (8067, 8220)]