29976180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38431}}^1$

素因数の和:38456

約数の個数: 48

約数和(自身を含む): 90392064

約数和(自身を除く): 60415884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 38431, 76862, 115293, 153724, 192155, 230586, 384310, 461172, 499603, 576465, 768620, 999206, 1152930, 1498809, 1998412, 2305860, 2498015, 2997618, 4996030, 5995236, 7494045, 9992060, 14988090, 29976180]

約数ペア:

[(1, 29976180), (2, 14988090), (3, 9992060), (4, 7494045), (5, 5995236), (6, 4996030), (10, 2997618), (12, 2498015), (13, 2305860), (15, 1998412), (20, 1498809), (26, 1152930), (30, 999206), (39, 768620), (52, 576465), (60, 499603), (65, 461172), (78, 384310), (130, 230586), (156, 192155), (195, 153724), (260, 115293), (390, 76862), (780, 38431)]