30019160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 71470080

約数和(自身を除く): 41450920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 563, 620, 860, 1126, 1240, 1333, 1720, 2252, 2666, 2815, 4504, 5332, 5630, 6665, 10664, 11260, 13330, 17453, 22520, 24209, 26660, 34906, 48418, 53320, 69812, 87265, 96836, 121045, 139624, 174530, 193672, 242090, 349060, 484180, 698120, 750479, 968360, 1500958, 3001916, 3752395, 6003832, 7504790, 15009580, 30019160]

約数ペア:

[(1, 30019160), (2, 15009580), (4, 7504790), (5, 6003832), (8, 3752395), (10, 3001916), (20, 1500958), (31, 968360), (40, 750479), (43, 698120), (62, 484180), (86, 349060), (124, 242090), (155, 193672), (172, 174530), (215, 139624), (248, 121045), (310, 96836), (344, 87265), (430, 69812), (563, 53320), (620, 48418), (860, 34906), (1126, 26660), (1240, 24209), (1333, 22520), (1720, 17453), (2252, 13330), (2666, 11260), (2815, 10664), (4504, 6665), (5332, 5630)]