30781584

素因数分解:

$2^4\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1181}}^1$

素因数の和:1376

約数の個数: 60

約数和(自身を含む): 86694972

約数和(自身を除く): 55913388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 181, 362, 543, 724, 1086, 1181, 1448, 1629, 2172, 2362, 2896, 3258, 3543, 4344, 4724, 6516, 7086, 8688, 9448, 10629, 13032, 14172, 18896, 21258, 26064, 28344, 42516, 56688, 85032, 170064, 213761, 427522, 641283, 855044, 1282566, 1710088, 1923849, 2565132, 3420176, 3847698, 5130264, 7695396, 10260528, 15390792, 30781584]

約数ペア:

[(1, 30781584), (2, 15390792), (3, 10260528), (4, 7695396), (6, 5130264), (8, 3847698), (9, 3420176), (12, 2565132), (16, 1923849), (18, 1710088), (24, 1282566), (36, 855044), (48, 641283), (72, 427522), (144, 213761), (181, 170064), (362, 85032), (543, 56688), (724, 42516), (1086, 28344), (1181, 26064), (1448, 21258), (1629, 18896), (2172, 14172), (2362, 13032), (2896, 10629), (3258, 9448), (3543, 8688), (4344, 7086), (4724, 6516)]