213467160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3623}}^1$

素因数の和:4128

約数の個数: 64

約数和(自身を含む): 641882880

約数和(自身を除く): 428415720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1473, 1964, 2455, 2946, 3623, 3928, 4910, 5892, 7246, 7365, 9820, 10869, 11784, 14492, 14730, 18115, 19640, 21738, 28984, 29460, 36230, 43476, 54345, 58920, 72460, 86952, 108690, 144920, 217380, 434760, 1778893, 3557786, 5336679, 7115572, 8894465, 10673358, 14231144, 17788930, 21346716, 26683395, 35577860, 42693432, 53366790, 71155720, 106733580, 213467160]

約数ペア:

[(1, 213467160), (2, 106733580), (3, 71155720), (4, 53366790), (5, 42693432), (6, 35577860), (8, 26683395), (10, 21346716), (12, 17788930), (15, 14231144), (20, 10673358), (24, 8894465), (30, 7115572), (40, 5336679), (60, 3557786), (120, 1778893), (491, 434760), (982, 217380), (1473, 144920), (1964, 108690), (2455, 86952), (2946, 72460), (3623, 58920), (3928, 54345), (4910, 43476), (5892, 36230), (7246, 29460), (7365, 28984), (9820, 21738), (10869, 19640), (11784, 18115), (14492, 14730)]