321553670396

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4729}}^1\times {\mathrm{20407}}^1$

素因数の和:25171

約数の個数: 72

約数和(自身を含む): 693277310880

約数和(自身を除く): 371723640484

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 4729, 9458, 18916, 20407, 33103, 40814, 66206, 80393, 81628, 132412, 142849, 160786, 231721, 285698, 321572, 346919, 463442, 562751, 571396, 693838, 926884, 999943, 1125502, 1387676, 1999886, 2251004, 2428433, 3939257, 3999772, 4856866, 7878514, 9713732, 15757028, 16999031, 33998062, 67996124, 96504703, 193009406, 386018812, 675532921, 1351065842, 1640579951, 2702131684, 3281159902, 4728730447, 6562319804, 9457460894, 11484059657, 18914921788, 22968119314, 45936238628, 80388417599, 160776835198, 321553670396]

約数ペア:

[(1, 321553670396), (2, 160776835198), (4, 80388417599), (7, 45936238628), (14, 22968119314), (17, 18914921788), (28, 11484059657), (34, 9457460894), (49, 6562319804), (68, 4728730447), (98, 3281159902), (119, 2702131684), (196, 1640579951), (238, 1351065842), (476, 675532921), (833, 386018812), (1666, 193009406), (3332, 96504703), (4729, 67996124), (9458, 33998062), (18916, 16999031), (20407, 15757028), (33103, 9713732), (40814, 7878514), (66206, 4856866), (80393, 3999772), (81628, 3939257), (132412, 2428433), (142849, 2251004), (160786, 1999886), (231721, 1387676), (285698, 1125502), (321572, 999943), (346919, 926884), (463442, 693838), (562751, 571396)]