211573512

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1728

約数の個数: 128

約数和(自身を含む): 638976000

約数和(自身を除く): 427402488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 93, 108, 114, 124, 152, 171, 186, 216, 228, 248, 279, 342, 372, 456, 513, 558, 589, 684, 744, 837, 1026, 1116, 1178, 1368, 1663, 1674, 1767, 2052, 2232, 2356, 3326, 3348, 3534, 4104, 4712, 4989, 5301, 6652, 6696, 7068, 9978, 10602, 13304, 14136, 14967, 15903, 19956, 21204, 29934, 31597, 31806, 39912, 42408, 44901, 51553, 59868, 63194, 63612, 89802, 94791, 103106, 119736, 126388, 127224, 154659, 179604, 189582, 206212, 252776, 284373, 309318, 359208, 379164, 412424, 463977, 568746, 618636, 758328, 853119, 927954, 979507, 1137492, 1237272, 1391931, 1706238, 1855908, 1959014, 2274984, 2783862, 2938521, 3412476, 3711816, 3918028, 5567724, 5877042, 6824952, 7836056, 8815563, 11135448, 11754084, 17631126, 23508168, 26446689, 35262252, 52893378, 70524504, 105786756, 211573512]

約数ペア:

[(1, 211573512), (2, 105786756), (3, 70524504), (4, 52893378), (6, 35262252), (8, 26446689), (9, 23508168), (12, 17631126), (18, 11754084), (19, 11135448), (24, 8815563), (27, 7836056), (31, 6824952), (36, 5877042), (38, 5567724), (54, 3918028), (57, 3711816), (62, 3412476), (72, 2938521), (76, 2783862), (93, 2274984), (108, 1959014), (114, 1855908), (124, 1706238), (152, 1391931), (171, 1237272), (186, 1137492), (216, 979507), (228, 927954), (248, 853119), (279, 758328), (342, 618636), (372, 568746), (456, 463977), (513, 412424), (558, 379164), (589, 359208), (684, 309318), (744, 284373), (837, 252776), (1026, 206212), (1116, 189582), (1178, 179604), (1368, 154659), (1663, 127224), (1674, 126388), (1767, 119736), (2052, 103106), (2232, 94791), (2356, 89802), (3326, 63612), (3348, 63194), (3534, 59868), (4104, 51553), (4712, 44901), (4989, 42408), (5301, 39912), (6652, 31806), (6696, 31597), (7068, 29934), (9978, 21204), (10602, 19956), (13304, 15903), (14136, 14967)]