263355664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 639959040

約数和(自身を除く): 376603376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 47, 52, 62, 79, 88, 94, 104, 124, 143, 158, 176, 188, 208, 248, 286, 316, 341, 376, 403, 496, 517, 572, 611, 632, 682, 752, 806, 869, 1027, 1034, 1144, 1222, 1264, 1364, 1457, 1612, 1738, 2054, 2068, 2288, 2444, 2449, 2728, 2914, 3224, 3476, 3713, 4108, 4136, 4433, 4888, 4898, 5456, 5828, 6448, 6721, 6952, 7426, 8216, 8272, 8866, 9776, 9796, 11297, 11656, 13442, 13904, 14852, 16027, 16432, 17732, 18941, 19592, 22594, 23312, 26884, 26939, 29704, 31837, 32054, 35464, 37882, 39184, 40843, 45188, 48269, 53768, 53878, 59408, 63674, 64108, 70928, 75764, 81686, 90376, 96538, 107536, 107756, 115103, 127348, 128216, 151528, 163372, 180752, 193076, 208351, 215512, 230206, 254696, 256432, 303056, 326744, 350207, 386152, 416702, 431024, 460412, 509392, 530959, 653488, 700414, 772304, 833404, 920824, 1061918, 1266133, 1400828, 1496339, 1666808, 1841648, 2123836, 2532266, 2801656, 2992678, 3333616, 4247672, 5064532, 5603312, 5985356, 8495344, 10129064, 11970712, 16459729, 20258128, 23941424, 32919458, 65838916, 131677832, 263355664]

約数ペア:

[(1, 263355664), (2, 131677832), (4, 65838916), (8, 32919458), (11, 23941424), (13, 20258128), (16, 16459729), (22, 11970712), (26, 10129064), (31, 8495344), (44, 5985356), (47, 5603312), (52, 5064532), (62, 4247672), (79, 3333616), (88, 2992678), (94, 2801656), (104, 2532266), (124, 2123836), (143, 1841648), (158, 1666808), (176, 1496339), (188, 1400828), (208, 1266133), (248, 1061918), (286, 920824), (316, 833404), (341, 772304), (376, 700414), (403, 653488), (496, 530959), (517, 509392), (572, 460412), (611, 431024), (632, 416702), (682, 386152), (752, 350207), (806, 326744), (869, 303056), (1027, 256432), (1034, 254696), (1144, 230206), (1222, 215512), (1264, 208351), (1364, 193076), (1457, 180752), (1612, 163372), (1738, 151528), (2054, 128216), (2068, 127348), (2288, 115103), (2444, 107756), (2449, 107536), (2728, 96538), (2914, 90376), (3224, 81686), (3476, 75764), (3713, 70928), (4108, 64108), (4136, 63674), (4433, 59408), (4888, 53878), (4898, 53768), (5456, 48269), (5828, 45188), (6448, 40843), (6721, 39184), (6952, 37882), (7426, 35464), (8216, 32054), (8272, 31837), (8866, 29704), (9776, 26939), (9796, 26884), (11297, 23312), (11656, 22594), (13442, 19592), (13904, 18941), (14852, 17732), (16027, 16432)]