68472320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{3821}}^1$

素因数の和:3851

約数の個数: 80

約数和(自身を含む): 187675488

約数和(自身を除く): 119203168

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, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 3821, 4480, 7642, 8960, 15284, 17920, 19105, 26747, 30568, 38210, 53494, 61136, 76420, 106988, 122272, 133735, 152840, 213976, 244544, 267470, 305680, 427952, 489088, 534940, 611360, 855904, 978176, 1069880, 1222720, 1711808, 1956352, 2139760, 2445440, 3423616, 4279520, 4890880, 6847232, 8559040, 9781760, 13694464, 17118080, 34236160, 68472320]

約数ペア:

[(1, 68472320), (2, 34236160), (4, 17118080), (5, 13694464), (7, 9781760), (8, 8559040), (10, 6847232), (14, 4890880), (16, 4279520), (20, 3423616), (28, 2445440), (32, 2139760), (35, 1956352), (40, 1711808), (56, 1222720), (64, 1069880), (70, 978176), (80, 855904), (112, 611360), (128, 534940), (140, 489088), (160, 427952), (224, 305680), (256, 267470), (280, 244544), (320, 213976), (448, 152840), (512, 133735), (560, 122272), (640, 106988), (896, 76420), (1120, 61136), (1280, 53494), (1792, 38210), (2240, 30568), (2560, 26747), (3584, 19105), (3821, 17920), (4480, 15284), (7642, 8960)]