123398856

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 192

約数和(自身を含む): 406296000

約数和(自身を除く): 282897144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 89, 98, 108, 126, 131, 147, 168, 178, 189, 196, 216, 252, 262, 267, 294, 356, 378, 392, 393, 441, 504, 524, 534, 588, 623, 712, 756, 786, 801, 882, 917, 1048, 1068, 1176, 1179, 1246, 1323, 1512, 1572, 1602, 1764, 1834, 1869, 2136, 2358, 2403, 2492, 2646, 2751, 3144, 3204, 3528, 3537, 3668, 3738, 4361, 4716, 4806, 4984, 5292, 5502, 5607, 6408, 6419, 7074, 7336, 7476, 8253, 8722, 9432, 9612, 10584, 11004, 11214, 11659, 12838, 13083, 14148, 14952, 16506, 16821, 17444, 19224, 19257, 22008, 22428, 23318, 24759, 25676, 26166, 28296, 33012, 33642, 34888, 34977, 38514, 39249, 44856, 46636, 49518, 51352, 52332, 57771, 66024, 67284, 69954, 77028, 78498, 81613, 93272, 99036, 104664, 104931, 115542, 117747, 134568, 139908, 154056, 156996, 163226, 173313, 198072, 209862, 231084, 235494, 244839, 279816, 313992, 314793, 326452, 346626, 419724, 462168, 470988, 489678, 571291, 629586, 652904, 693252, 734517, 839448, 941976, 979356, 1142582, 1259172, 1386504, 1469034, 1713873, 1958712, 2203551, 2285164, 2518344, 2938068, 3427746, 4407102, 4570328, 5141619, 5876136, 6855492, 8814204, 10283238, 13710984, 15424857, 17628408, 20566476, 30849714, 41132952, 61699428, 123398856]

約数ペア:

[(1, 123398856), (2, 61699428), (3, 41132952), (4, 30849714), (6, 20566476), (7, 17628408), (8, 15424857), (9, 13710984), (12, 10283238), (14, 8814204), (18, 6855492), (21, 5876136), (24, 5141619), (27, 4570328), (28, 4407102), (36, 3427746), (42, 2938068), (49, 2518344), (54, 2285164), (56, 2203551), (63, 1958712), (72, 1713873), (84, 1469034), (89, 1386504), (98, 1259172), (108, 1142582), (126, 979356), (131, 941976), (147, 839448), (168, 734517), (178, 693252), (189, 652904), (196, 629586), (216, 571291), (252, 489678), (262, 470988), (267, 462168), (294, 419724), (356, 346626), (378, 326452), (392, 314793), (393, 313992), (441, 279816), (504, 244839), (524, 235494), (534, 231084), (588, 209862), (623, 198072), (712, 173313), (756, 163226), (786, 156996), (801, 154056), (882, 139908), (917, 134568), (1048, 117747), (1068, 115542), (1176, 104931), (1179, 104664), (1246, 99036), (1323, 93272), (1512, 81613), (1572, 78498), (1602, 77028), (1764, 69954), (1834, 67284), (1869, 66024), (2136, 57771), (2358, 52332), (2403, 51352), (2492, 49518), (2646, 46636), (2751, 44856), (3144, 39249), (3204, 38514), (3528, 34977), (3537, 34888), (3668, 33642), (3738, 33012), (4361, 28296), (4716, 26166), (4806, 25676), (4984, 24759), (5292, 23318), (5502, 22428), (5607, 22008), (6408, 19257), (6419, 19224), (7074, 17444), (7336, 16821), (7476, 16506), (8253, 14952), (8722, 14148), (9432, 13083), (9612, 12838), (10584, 11659), (11004, 11214)]