221111280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23623}}^1$

素因数の和:23655

約数の個数: 120

約数和(自身を含む): 799719648

約数和(自身を除く): 578608368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 23623, 47246, 70869, 94492, 118115, 141738, 188984, 212607, 236230, 283476, 307099, 354345, 377968, 425214, 472460, 566952, 614198, 708690, 850428, 921297, 944920, 1063035, 1133904, 1228396, 1417380, 1535495, 1700856, 1842594, 1889840, 2126070, 2456792, 2763891, 2834760, 3070990, 3401712, 3685188, 4252140, 4606485, 4913584, 5527782, 5669520, 6141980, 7370376, 8504280, 9212970, 11055564, 12283960, 13819455, 14740752, 17008560, 18425940, 22111128, 24567920, 27638910, 36851880, 44222256, 55277820, 73703760, 110555640, 221111280]

約数ペア:

[(1, 221111280), (2, 110555640), (3, 73703760), (4, 55277820), (5, 44222256), (6, 36851880), (8, 27638910), (9, 24567920), (10, 22111128), (12, 18425940), (13, 17008560), (15, 14740752), (16, 13819455), (18, 12283960), (20, 11055564), (24, 9212970), (26, 8504280), (30, 7370376), (36, 6141980), (39, 5669520), (40, 5527782), (45, 4913584), (48, 4606485), (52, 4252140), (60, 3685188), (65, 3401712), (72, 3070990), (78, 2834760), (80, 2763891), (90, 2456792), (104, 2126070), (117, 1889840), (120, 1842594), (130, 1700856), (144, 1535495), (156, 1417380), (180, 1228396), (195, 1133904), (208, 1063035), (234, 944920), (240, 921297), (260, 850428), (312, 708690), (360, 614198), (390, 566952), (468, 472460), (520, 425214), (585, 377968), (624, 354345), (720, 307099), (780, 283476), (936, 236230), (1040, 212607), (1170, 188984), (1560, 141738), (1872, 118115), (2340, 94492), (3120, 70869), (4680, 47246), (9360, 23623)]