387804540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{49339}}^1$

素因数の和:49482

約数の個数: 48

約数和(自身を含む): 1094163840

約数和(自身を除く): 706359300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 49339, 98678, 148017, 197356, 246695, 296034, 493390, 592068, 740085, 986780, 1480170, 2960340, 6463409, 12926818, 19390227, 25853636, 32317045, 38780454, 64634090, 77560908, 96951135, 129268180, 193902270, 387804540]

約数ペア:

[(1, 387804540), (2, 193902270), (3, 129268180), (4, 96951135), (5, 77560908), (6, 64634090), (10, 38780454), (12, 32317045), (15, 25853636), (20, 19390227), (30, 12926818), (60, 6463409), (131, 2960340), (262, 1480170), (393, 986780), (524, 740085), (655, 592068), (786, 493390), (1310, 296034), (1572, 246695), (1965, 197356), (2620, 148017), (3930, 98678), (7860, 49339)]