1221683568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{23159}}^1$

素因数の和:23334

約数の個数: 80

約数和(自身を含む): 3630005760

約数和(自身を除く): 2408322192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 157, 168, 314, 336, 471, 628, 942, 1099, 1256, 1884, 2198, 2512, 3297, 3768, 4396, 6594, 7536, 8792, 13188, 17584, 23159, 26376, 46318, 52752, 69477, 92636, 138954, 162113, 185272, 277908, 324226, 370544, 486339, 555816, 648452, 972678, 1111632, 1296904, 1945356, 2593808, 3635963, 3890712, 7271926, 7781424, 10907889, 14543852, 21815778, 25451741, 29087704, 43631556, 50903482, 58175408, 76355223, 87263112, 101806964, 152710446, 174526224, 203613928, 305420892, 407227856, 610841784, 1221683568]

約数ペア:

[(1, 1221683568), (2, 610841784), (3, 407227856), (4, 305420892), (6, 203613928), (7, 174526224), (8, 152710446), (12, 101806964), (14, 87263112), (16, 76355223), (21, 58175408), (24, 50903482), (28, 43631556), (42, 29087704), (48, 25451741), (56, 21815778), (84, 14543852), (112, 10907889), (157, 7781424), (168, 7271926), (314, 3890712), (336, 3635963), (471, 2593808), (628, 1945356), (942, 1296904), (1099, 1111632), (1256, 972678), (1884, 648452), (2198, 555816), (2512, 486339), (3297, 370544), (3768, 324226), (4396, 277908), (6594, 185272), (7536, 162113), (8792, 138954), (13188, 92636), (17584, 69477), (23159, 52752), (26376, 46318)]