128151954

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 344298240

約数和(自身を除く): 216146286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 43, 49, 62, 63, 86, 93, 98, 109, 126, 129, 147, 186, 217, 218, 258, 279, 294, 301, 327, 387, 434, 441, 558, 602, 651, 654, 763, 774, 882, 903, 981, 1302, 1333, 1519, 1526, 1806, 1953, 1962, 2107, 2289, 2666, 2709, 3038, 3379, 3906, 3999, 4214, 4557, 4578, 4687, 5341, 5418, 6321, 6758, 6867, 7998, 9114, 9331, 9374, 10137, 10682, 11997, 12642, 13671, 13734, 14061, 16023, 18662, 18963, 20274, 23653, 23994, 27342, 27993, 28122, 30411, 32046, 32809, 37926, 42183, 47306, 48069, 55986, 60822, 65317, 65618, 70959, 83979, 84366, 96138, 98427, 130634, 141918, 145297, 165571, 167958, 195951, 196854, 212877, 229663, 290594, 295281, 331142, 391902, 425754, 435891, 459326, 496713, 587853, 590562, 688989, 871782, 993426, 1017079, 1175706, 1307673, 1377978, 1490139, 2034158, 2066967, 2615346, 2980278, 3051237, 4133934, 6102474, 7119553, 9153711, 14239106, 18307422, 21358659, 42717318, 64075977, 128151954]

約数ペア:

[(1, 128151954), (2, 64075977), (3, 42717318), (6, 21358659), (7, 18307422), (9, 14239106), (14, 9153711), (18, 7119553), (21, 6102474), (31, 4133934), (42, 3051237), (43, 2980278), (49, 2615346), (62, 2066967), (63, 2034158), (86, 1490139), (93, 1377978), (98, 1307673), (109, 1175706), (126, 1017079), (129, 993426), (147, 871782), (186, 688989), (217, 590562), (218, 587853), (258, 496713), (279, 459326), (294, 435891), (301, 425754), (327, 391902), (387, 331142), (434, 295281), (441, 290594), (558, 229663), (602, 212877), (651, 196854), (654, 195951), (763, 167958), (774, 165571), (882, 145297), (903, 141918), (981, 130634), (1302, 98427), (1333, 96138), (1519, 84366), (1526, 83979), (1806, 70959), (1953, 65618), (1962, 65317), (2107, 60822), (2289, 55986), (2666, 48069), (2709, 47306), (3038, 42183), (3379, 37926), (3906, 32809), (3999, 32046), (4214, 30411), (4557, 28122), (4578, 27993), (4687, 27342), (5341, 23994), (5418, 23653), (6321, 20274), (6758, 18963), (6867, 18662), (7998, 16023), (9114, 14061), (9331, 13734), (9374, 13671), (10137, 12642), (10682, 11997)]