81130740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18523}}^1$

素因数の和:18608

約数の個数: 48

約数和(自身を含む): 230290368

約数和(自身を除く): 149159628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 18523, 37046, 55569, 74092, 92615, 111138, 185230, 222276, 277845, 370460, 555690, 1111380, 1352179, 2704358, 4056537, 5408716, 6760895, 8113074, 13521790, 16226148, 20282685, 27043580, 40565370, 81130740]

約数ペア:

[(1, 81130740), (2, 40565370), (3, 27043580), (4, 20282685), (5, 16226148), (6, 13521790), (10, 8113074), (12, 6760895), (15, 5408716), (20, 4056537), (30, 2704358), (60, 1352179), (73, 1111380), (146, 555690), (219, 370460), (292, 277845), (365, 222276), (438, 185230), (730, 111138), (876, 92615), (1095, 74092), (1460, 55569), (2190, 37046), (4380, 18523)]