218988120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{613}}^1$

素因数の和:869

約数の個数: 128

約数和(自身を含む): 711748800

約数和(自身を除く): 492760680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 229, 260, 312, 390, 458, 520, 613, 687, 780, 916, 1145, 1226, 1374, 1560, 1832, 1839, 2290, 2452, 2748, 2977, 3065, 3435, 3678, 4580, 4904, 5496, 5954, 6130, 6870, 7356, 7969, 8931, 9160, 9195, 11908, 12260, 13740, 14712, 14885, 15938, 17862, 18390, 23816, 23907, 24520, 27480, 29770, 31876, 35724, 36780, 39845, 44655, 47814, 59540, 63752, 71448, 73560, 79690, 89310, 95628, 119080, 119535, 140377, 159380, 178620, 191256, 239070, 280754, 318760, 357240, 421131, 478140, 561508, 701885, 842262, 956280, 1123016, 1403770, 1684524, 1824901, 2105655, 2807540, 3369048, 3649802, 4211310, 5474703, 5615080, 7299604, 8422620, 9124505, 10949406, 14599208, 16845240, 18249010, 21898812, 27373515, 36498020, 43797624, 54747030, 72996040, 109494060, 218988120]

約数ペア:

[(1, 218988120), (2, 109494060), (3, 72996040), (4, 54747030), (5, 43797624), (6, 36498020), (8, 27373515), (10, 21898812), (12, 18249010), (13, 16845240), (15, 14599208), (20, 10949406), (24, 9124505), (26, 8422620), (30, 7299604), (39, 5615080), (40, 5474703), (52, 4211310), (60, 3649802), (65, 3369048), (78, 2807540), (104, 2105655), (120, 1824901), (130, 1684524), (156, 1403770), (195, 1123016), (229, 956280), (260, 842262), (312, 701885), (390, 561508), (458, 478140), (520, 421131), (613, 357240), (687, 318760), (780, 280754), (916, 239070), (1145, 191256), (1226, 178620), (1374, 159380), (1560, 140377), (1832, 119535), (1839, 119080), (2290, 95628), (2452, 89310), (2748, 79690), (2977, 73560), (3065, 71448), (3435, 63752), (3678, 59540), (4580, 47814), (4904, 44655), (5496, 39845), (5954, 36780), (6130, 35724), (6870, 31876), (7356, 29770), (7969, 27480), (8931, 24520), (9160, 23907), (9195, 23816), (11908, 18390), (12260, 17862), (13740, 15938), (14712, 14885)]