204086640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27431}}^1$

素因数の和:27478

約数の個数: 80

約数和(自身を含む): 653101056

約数和(自身を除く): 449014416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 27431, 54862, 82293, 109724, 137155, 164586, 219448, 274310, 329172, 411465, 438896, 548620, 658344, 822930, 850361, 1097240, 1316688, 1645860, 1700722, 2194480, 2551083, 3291720, 3401444, 4251805, 5102166, 6583440, 6802888, 8503610, 10204332, 12755415, 13605776, 17007220, 20408664, 25510830, 34014440, 40817328, 51021660, 68028880, 102043320, 204086640]

約数ペア:

[(1, 204086640), (2, 102043320), (3, 68028880), (4, 51021660), (5, 40817328), (6, 34014440), (8, 25510830), (10, 20408664), (12, 17007220), (15, 13605776), (16, 12755415), (20, 10204332), (24, 8503610), (30, 6802888), (31, 6583440), (40, 5102166), (48, 4251805), (60, 3401444), (62, 3291720), (80, 2551083), (93, 2194480), (120, 1700722), (124, 1645860), (155, 1316688), (186, 1097240), (240, 850361), (248, 822930), (310, 658344), (372, 548620), (465, 438896), (496, 411465), (620, 329172), (744, 274310), (930, 219448), (1240, 164586), (1488, 137155), (1860, 109724), (2480, 82293), (3720, 54862), (7440, 27431)]