218069936

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 494968320

約数和(自身を除く): 276898384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 131, 167, 178, 262, 334, 356, 524, 623, 668, 712, 917, 1048, 1169, 1246, 1336, 1424, 1834, 2096, 2338, 2492, 2672, 3668, 4676, 4984, 7336, 9352, 9968, 11659, 14672, 14863, 18704, 21877, 23318, 29726, 43754, 46636, 59452, 81613, 87508, 93272, 104041, 118904, 153139, 163226, 175016, 186544, 208082, 237808, 306278, 326452, 350032, 416164, 612556, 652904, 832328, 1225112, 1305808, 1664656, 1947053, 2450224, 3894106, 7788212, 13629371, 15576424, 27258742, 31152848, 54517484, 109034968, 218069936]

約数ペア:

[(1, 218069936), (2, 109034968), (4, 54517484), (7, 31152848), (8, 27258742), (14, 15576424), (16, 13629371), (28, 7788212), (56, 3894106), (89, 2450224), (112, 1947053), (131, 1664656), (167, 1305808), (178, 1225112), (262, 832328), (334, 652904), (356, 612556), (524, 416164), (623, 350032), (668, 326452), (712, 306278), (917, 237808), (1048, 208082), (1169, 186544), (1246, 175016), (1336, 163226), (1424, 153139), (1834, 118904), (2096, 104041), (2338, 93272), (2492, 87508), (2672, 81613), (3668, 59452), (4676, 46636), (4984, 43754), (7336, 29726), (9352, 23318), (9968, 21877), (11659, 18704), (14672, 14863)]