31121712

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1259

約数の個数: 80

約数和(自身を含む): 90872160

約数和(自身を除く): 59750448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 976, 1098, 1181, 1464, 1647, 2196, 2362, 2928, 3294, 3543, 4392, 4724, 6588, 7086, 8784, 9448, 10629, 13176, 14172, 18896, 21258, 26352, 28344, 31887, 42516, 56688, 63774, 72041, 85032, 127548, 144082, 170064, 216123, 255096, 288164, 432246, 510192, 576328, 648369, 864492, 1152656, 1296738, 1728984, 1945107, 2593476, 3457968, 3890214, 5186952, 7780428, 10373904, 15560856, 31121712]

約数ペア:

[(1, 31121712), (2, 15560856), (3, 10373904), (4, 7780428), (6, 5186952), (8, 3890214), (9, 3457968), (12, 2593476), (16, 1945107), (18, 1728984), (24, 1296738), (27, 1152656), (36, 864492), (48, 648369), (54, 576328), (61, 510192), (72, 432246), (108, 288164), (122, 255096), (144, 216123), (183, 170064), (216, 144082), (244, 127548), (366, 85032), (432, 72041), (488, 63774), (549, 56688), (732, 42516), (976, 31887), (1098, 28344), (1181, 26352), (1464, 21258), (1647, 18896), (2196, 14172), (2362, 13176), (2928, 10629), (3294, 9448), (3543, 8784), (4392, 7086), (4724, 6588)]