149174940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18979}}^1$

素因数の和:19122

約数の個数: 48

約数和(自身を含む): 420900480

約数和(自身を除く): 271725540

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, 18979, 37958, 56937, 75916, 94895, 113874, 189790, 227748, 284685, 379580, 569370, 1138740, 2486249, 4972498, 7458747, 9944996, 12431245, 14917494, 24862490, 29834988, 37293735, 49724980, 74587470, 149174940]

約数ペア:

[(1, 149174940), (2, 74587470), (3, 49724980), (4, 37293735), (5, 29834988), (6, 24862490), (10, 14917494), (12, 12431245), (15, 9944996), (20, 7458747), (30, 4972498), (60, 2486249), (131, 1138740), (262, 569370), (393, 379580), (524, 284685), (655, 227748), (786, 189790), (1310, 113874), (1572, 94895), (1965, 75916), (2620, 56937), (3930, 37958), (7860, 18979)]