78131808

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3821}}^1$

素因数の和:3908

約数の個数: 72

約数和(自身を含む): 225375696

約数和(自身を除く): 147243888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 3821, 5112, 6816, 7642, 10224, 11463, 15284, 20448, 22926, 30568, 34389, 45852, 61136, 68778, 91704, 122272, 137556, 183408, 271291, 275112, 366816, 542582, 550224, 813873, 1085164, 1100448, 1627746, 2170328, 2441619, 3255492, 4340656, 4883238, 6510984, 8681312, 9766476, 13021968, 19532952, 26043936, 39065904, 78131808]

約数ペア:

[(1, 78131808), (2, 39065904), (3, 26043936), (4, 19532952), (6, 13021968), (8, 9766476), (9, 8681312), (12, 6510984), (16, 4883238), (18, 4340656), (24, 3255492), (32, 2441619), (36, 2170328), (48, 1627746), (71, 1100448), (72, 1085164), (96, 813873), (142, 550224), (144, 542582), (213, 366816), (284, 275112), (288, 271291), (426, 183408), (568, 137556), (639, 122272), (852, 91704), (1136, 68778), (1278, 61136), (1704, 45852), (2272, 34389), (2556, 30568), (3408, 22926), (3821, 20448), (5112, 15284), (6816, 11463), (7642, 10224)]