81328620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20231}}^1$

素因数の和:20310

約数の個数: 48

約数和(自身を含む): 231130368

約数和(自身を除く): 149801748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 20231, 40462, 60693, 80924, 101155, 121386, 202310, 242772, 303465, 404620, 606930, 1213860, 1355477, 2710954, 4066431, 5421908, 6777385, 8132862, 13554770, 16265724, 20332155, 27109540, 40664310, 81328620]

約数ペア:

[(1, 81328620), (2, 40664310), (3, 27109540), (4, 20332155), (5, 16265724), (6, 13554770), (10, 8132862), (12, 6777385), (15, 5421908), (20, 4066431), (30, 2710954), (60, 1355477), (67, 1213860), (134, 606930), (201, 404620), (268, 303465), (335, 242772), (402, 202310), (670, 121386), (804, 101155), (1005, 80924), (1340, 60693), (2010, 40462), (4020, 20231)]