1279209510

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{42683}}^1$

素因数の和:42739

約数の個数: 80

約数和(自身を含む): 3532698576

約数和(自身を除く): 2253489066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 185, 222, 270, 333, 370, 405, 555, 666, 810, 999, 1110, 1665, 1998, 2997, 3330, 4995, 5994, 9990, 14985, 29970, 42683, 85366, 128049, 213415, 256098, 384147, 426830, 640245, 768294, 1152441, 1280490, 1579271, 1920735, 2304882, 3158542, 3457323, 3841470, 4737813, 5762205, 6914646, 7896355, 9475626, 11524410, 14213439, 15792710, 17286615, 23689065, 28426878, 34573230, 42640317, 47378130, 71067195, 85280634, 127920951, 142134390, 213201585, 255841902, 426403170, 639604755, 1279209510]

約数ペア:

[(1, 1279209510), (2, 639604755), (3, 426403170), (5, 255841902), (6, 213201585), (9, 142134390), (10, 127920951), (15, 85280634), (18, 71067195), (27, 47378130), (30, 42640317), (37, 34573230), (45, 28426878), (54, 23689065), (74, 17286615), (81, 15792710), (90, 14213439), (111, 11524410), (135, 9475626), (162, 7896355), (185, 6914646), (222, 5762205), (270, 4737813), (333, 3841470), (370, 3457323), (405, 3158542), (555, 2304882), (666, 1920735), (810, 1579271), (999, 1280490), (1110, 1152441), (1665, 768294), (1998, 640245), (2997, 426830), (3330, 384147), (4995, 256098), (5994, 213415), (9990, 128049), (14985, 85366), (29970, 42683)]