67884880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:764

約数の個数: 80

約数和(自身を含む): 181488384

約数和(自身を除く): 113603504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 503, 560, 964, 1006, 1205, 1687, 1928, 2012, 2410, 2515, 3374, 3521, 3856, 4024, 4820, 5030, 6748, 7042, 8048, 8435, 9640, 10060, 13496, 14084, 16870, 17605, 19280, 20120, 26992, 28168, 33740, 35210, 40240, 56336, 67480, 70420, 121223, 134960, 140840, 242446, 281680, 484892, 606115, 848561, 969784, 1212230, 1697122, 1939568, 2424460, 3394244, 4242805, 4848920, 6788488, 8485610, 9697840, 13576976, 16971220, 33942440, 67884880]

約数ペア:

[(1, 67884880), (2, 33942440), (4, 16971220), (5, 13576976), (7, 9697840), (8, 8485610), (10, 6788488), (14, 4848920), (16, 4242805), (20, 3394244), (28, 2424460), (35, 1939568), (40, 1697122), (56, 1212230), (70, 969784), (80, 848561), (112, 606115), (140, 484892), (241, 281680), (280, 242446), (482, 140840), (503, 134960), (560, 121223), (964, 70420), (1006, 67480), (1205, 56336), (1687, 40240), (1928, 35210), (2012, 33740), (2410, 28168), (2515, 26992), (3374, 20120), (3521, 19280), (3856, 17605), (4024, 16870), (4820, 14084), (5030, 13496), (6748, 10060), (7042, 9640), (8048, 8435)]