72890880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{9491}}^1$

素因数の和:9517

約数の個数: 80

約数和(自身を含む): 233047584

約数和(自身を除く): 160156704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 9491, 18982, 28473, 37964, 47455, 56946, 75928, 94910, 113892, 142365, 151856, 189820, 227784, 284730, 303712, 379640, 455568, 569460, 607424, 759280, 911136, 1138920, 1214848, 1518560, 1822272, 2277840, 2429696, 3037120, 3644544, 4555680, 4859392, 6074240, 7289088, 9111360, 12148480, 14578176, 18222720, 24296960, 36445440, 72890880]

約数ペア:

[(1, 72890880), (2, 36445440), (3, 24296960), (4, 18222720), (5, 14578176), (6, 12148480), (8, 9111360), (10, 7289088), (12, 6074240), (15, 4859392), (16, 4555680), (20, 3644544), (24, 3037120), (30, 2429696), (32, 2277840), (40, 1822272), (48, 1518560), (60, 1214848), (64, 1138920), (80, 911136), (96, 759280), (120, 607424), (128, 569460), (160, 455568), (192, 379640), (240, 303712), (256, 284730), (320, 227784), (384, 189820), (480, 151856), (512, 142365), (640, 113892), (768, 94910), (960, 75928), (1280, 56946), (1536, 47455), (1920, 37964), (2560, 28473), (3840, 18982), (7680, 9491)]