640179072

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14249}}^1$

素因数の和:14285

約数の個数: 128

約数和(自身を含む): 2034900000

約数和(自身を除く): 1394720928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2496, 2808, 3456, 3744, 4992, 5616, 7488, 11232, 14249, 14976, 22464, 28498, 42747, 44928, 56996, 85494, 113992, 128241, 170988, 185237, 227984, 256482, 341976, 370474, 384723, 455968, 512964, 555711, 683952, 740948, 769446, 911936, 1025928, 1111422, 1367904, 1481896, 1538892, 1667133, 1823872, 2051856, 2222844, 2735808, 2963792, 3077784, 3334266, 4103712, 4445688, 5001399, 5471616, 5927584, 6155568, 6668532, 8207424, 8891376, 10002798, 11855168, 12311136, 13337064, 16414848, 17782752, 20005596, 23710336, 24622272, 26674128, 35565504, 40011192, 49244544, 53348256, 71131008, 80022384, 106696512, 160044768, 213393024, 320089536, 640179072]

約数ペア:

[(1, 640179072), (2, 320089536), (3, 213393024), (4, 160044768), (6, 106696512), (8, 80022384), (9, 71131008), (12, 53348256), (13, 49244544), (16, 40011192), (18, 35565504), (24, 26674128), (26, 24622272), (27, 23710336), (32, 20005596), (36, 17782752), (39, 16414848), (48, 13337064), (52, 12311136), (54, 11855168), (64, 10002798), (72, 8891376), (78, 8207424), (96, 6668532), (104, 6155568), (108, 5927584), (117, 5471616), (128, 5001399), (144, 4445688), (156, 4103712), (192, 3334266), (208, 3077784), (216, 2963792), (234, 2735808), (288, 2222844), (312, 2051856), (351, 1823872), (384, 1667133), (416, 1538892), (432, 1481896), (468, 1367904), (576, 1111422), (624, 1025928), (702, 911936), (832, 769446), (864, 740948), (936, 683952), (1152, 555711), (1248, 512964), (1404, 455968), (1664, 384723), (1728, 370474), (1872, 341976), (2496, 256482), (2808, 227984), (3456, 185237), (3744, 170988), (4992, 128241), (5616, 113992), (7488, 85494), (11232, 56996), (14249, 44928), (14976, 42747), (22464, 28498)]