82915020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{827}}^1$

素因数の和:1399

約数の個数: 72

約数和(自身を含む): 252265104

約数和(自身を除く): 169350084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 827, 1114, 1654, 1671, 2228, 2481, 2785, 3308, 3342, 4135, 4962, 5013, 5570, 6684, 7443, 8270, 8355, 9924, 10026, 11140, 12405, 14886, 16540, 16710, 20052, 24810, 25065, 29772, 33420, 37215, 49620, 50130, 74430, 100260, 148860, 460639, 921278, 1381917, 1842556, 2303195, 2763834, 4145751, 4606390, 5527668, 6909585, 8291502, 9212780, 13819170, 16583004, 20728755, 27638340, 41457510, 82915020]

約数ペア:

[(1, 82915020), (2, 41457510), (3, 27638340), (4, 20728755), (5, 16583004), (6, 13819170), (9, 9212780), (10, 8291502), (12, 6909585), (15, 5527668), (18, 4606390), (20, 4145751), (30, 2763834), (36, 2303195), (45, 1842556), (60, 1381917), (90, 921278), (180, 460639), (557, 148860), (827, 100260), (1114, 74430), (1654, 50130), (1671, 49620), (2228, 37215), (2481, 33420), (2785, 29772), (3308, 25065), (3342, 24810), (4135, 20052), (4962, 16710), (5013, 16540), (5570, 14886), (6684, 12405), (7443, 11140), (8270, 10026), (8355, 9924)]