217616120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6659}}^1$

素因数の和:6732

約数の個数: 64

約数和(自身を含む): 527472000

約数和(自身を除く): 309855880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 6536, 6659, 8170, 13318, 16340, 26636, 32680, 33295, 53272, 66590, 126521, 133180, 253042, 266360, 286337, 506084, 572674, 632605, 1012168, 1145348, 1265210, 1431685, 2290696, 2530420, 2863370, 5060840, 5440403, 5726740, 10880806, 11453480, 21761612, 27202015, 43523224, 54404030, 108808060, 217616120]

約数ペア:

[(1, 217616120), (2, 108808060), (4, 54404030), (5, 43523224), (8, 27202015), (10, 21761612), (19, 11453480), (20, 10880806), (38, 5726740), (40, 5440403), (43, 5060840), (76, 2863370), (86, 2530420), (95, 2290696), (152, 1431685), (172, 1265210), (190, 1145348), (215, 1012168), (344, 632605), (380, 572674), (430, 506084), (760, 286337), (817, 266360), (860, 253042), (1634, 133180), (1720, 126521), (3268, 66590), (4085, 53272), (6536, 33295), (6659, 32680), (8170, 26636), (13318, 16340)]