142683520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31849}}^1$

素因数の和:31875

約数の個数: 64

約数和(自身を含む): 389844000

約数和(自身を除く): 247160480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 31849, 63698, 127396, 159245, 222943, 254792, 318490, 445886, 509584, 636980, 891772, 1019168, 1114715, 1273960, 1783544, 2038336, 2229430, 2547920, 3567088, 4076672, 4458860, 5095840, 7134176, 8917720, 10191680, 14268352, 17835440, 20383360, 28536704, 35670880, 71341760, 142683520]

約数ペア:

[(1, 142683520), (2, 71341760), (4, 35670880), (5, 28536704), (7, 20383360), (8, 17835440), (10, 14268352), (14, 10191680), (16, 8917720), (20, 7134176), (28, 5095840), (32, 4458860), (35, 4076672), (40, 3567088), (56, 2547920), (64, 2229430), (70, 2038336), (80, 1783544), (112, 1273960), (128, 1114715), (140, 1019168), (160, 891772), (224, 636980), (280, 509584), (320, 445886), (448, 318490), (560, 254792), (640, 222943), (896, 159245), (1120, 127396), (2240, 63698), (4480, 31849)]