196770640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7213}}^1$

素因数の和:7268

約数の個数: 80

約数和(自身を含む): 515252736

約数和(自身を除く): 318482096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 7213, 13640, 14426, 27280, 28852, 36065, 57704, 72130, 79343, 115408, 144260, 158686, 223603, 288520, 317372, 396715, 447206, 577040, 634744, 793430, 894412, 1118015, 1269488, 1586860, 1788824, 2236030, 2459633, 3173720, 3577648, 4472060, 4919266, 6347440, 8944120, 9838532, 12298165, 17888240, 19677064, 24596330, 39354128, 49192660, 98385320, 196770640]

約数ペア:

[(1, 196770640), (2, 98385320), (4, 49192660), (5, 39354128), (8, 24596330), (10, 19677064), (11, 17888240), (16, 12298165), (20, 9838532), (22, 8944120), (31, 6347440), (40, 4919266), (44, 4472060), (55, 3577648), (62, 3173720), (80, 2459633), (88, 2236030), (110, 1788824), (124, 1586860), (155, 1269488), (176, 1118015), (220, 894412), (248, 793430), (310, 634744), (341, 577040), (440, 447206), (496, 396715), (620, 317372), (682, 288520), (880, 223603), (1240, 158686), (1364, 144260), (1705, 115408), (2480, 79343), (2728, 72130), (3410, 57704), (5456, 36065), (6820, 28852), (7213, 27280), (13640, 14426)]