81490416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{857}}^1$

素因数の和:1158

約数の個数: 80

約数和(自身を含む): 241722624

約数和(自身を除く): 160232208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 283, 336, 566, 849, 857, 1132, 1698, 1714, 1981, 2264, 2571, 3396, 3428, 3962, 4528, 5142, 5943, 5999, 6792, 6856, 7924, 10284, 11886, 11998, 13584, 13712, 15848, 17997, 20568, 23772, 23996, 31696, 35994, 41136, 47544, 47992, 71988, 95088, 95984, 143976, 242531, 287952, 485062, 727593, 970124, 1455186, 1697717, 1940248, 2910372, 3395434, 3880496, 5093151, 5820744, 6790868, 10186302, 11641488, 13581736, 20372604, 27163472, 40745208, 81490416]

約数ペア:

[(1, 81490416), (2, 40745208), (3, 27163472), (4, 20372604), (6, 13581736), (7, 11641488), (8, 10186302), (12, 6790868), (14, 5820744), (16, 5093151), (21, 3880496), (24, 3395434), (28, 2910372), (42, 1940248), (48, 1697717), (56, 1455186), (84, 970124), (112, 727593), (168, 485062), (283, 287952), (336, 242531), (566, 143976), (849, 95984), (857, 95088), (1132, 71988), (1698, 47992), (1714, 47544), (1981, 41136), (2264, 35994), (2571, 31696), (3396, 23996), (3428, 23772), (3962, 20568), (4528, 17997), (5142, 15848), (5943, 13712), (5999, 13584), (6792, 11998), (6856, 11886), (7924, 10284)]