56782720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{307}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 144670680

約数和(自身を除く): 87887960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 289, 307, 320, 340, 544, 578, 614, 640, 680, 1088, 1156, 1228, 1360, 1445, 1535, 2176, 2312, 2456, 2720, 2890, 3070, 4624, 4912, 5219, 5440, 5780, 6140, 9248, 9824, 10438, 10880, 11560, 12280, 18496, 19648, 20876, 23120, 24560, 26095, 36992, 39296, 41752, 46240, 49120, 52190, 83504, 88723, 92480, 98240, 104380, 167008, 177446, 184960, 196480, 208760, 334016, 354892, 417520, 443615, 668032, 709784, 835040, 887230, 1419568, 1670080, 1774460, 2839136, 3340160, 3548920, 5678272, 7097840, 11356544, 14195680, 28391360, 56782720]

約数ペア:

[(1, 56782720), (2, 28391360), (4, 14195680), (5, 11356544), (8, 7097840), (10, 5678272), (16, 3548920), (17, 3340160), (20, 2839136), (32, 1774460), (34, 1670080), (40, 1419568), (64, 887230), (68, 835040), (80, 709784), (85, 668032), (128, 443615), (136, 417520), (160, 354892), (170, 334016), (272, 208760), (289, 196480), (307, 184960), (320, 177446), (340, 167008), (544, 104380), (578, 98240), (614, 92480), (640, 88723), (680, 83504), (1088, 52190), (1156, 49120), (1228, 46240), (1360, 41752), (1445, 39296), (1535, 36992), (2176, 26095), (2312, 24560), (2456, 23120), (2720, 20876), (2890, 19648), (3070, 18496), (4624, 12280), (4912, 11560), (5219, 10880), (5440, 10438), (5780, 9824), (6140, 9248)]