7399698040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{1657}}^1$

素因数の和:2105

約数の個数: 128

約数和(自身を含む): 19553788800

約数和(自身を除く): 12154090760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 389, 410, 574, 778, 820, 1148, 1435, 1556, 1640, 1657, 1945, 2296, 2723, 2870, 3112, 3314, 3890, 5446, 5740, 6628, 7780, 8285, 10892, 11480, 11599, 13256, 13615, 15560, 15949, 16570, 21784, 23198, 27230, 31898, 33140, 46396, 54460, 57995, 63796, 66280, 67937, 79745, 92792, 108920, 111643, 115990, 127592, 135874, 159490, 223286, 231980, 271748, 318980, 339685, 446572, 463960, 475559, 543496, 558215, 637960, 644573, 679370, 893144, 951118, 1116430, 1289146, 1358740, 1902236, 2232860, 2377795, 2578292, 2717480, 3222865, 3804472, 4465720, 4512011, 4755590, 5156584, 6445730, 9024022, 9511180, 12891460, 18048044, 19022360, 22560055, 25782920, 26427493, 36096088, 45120110, 52854986, 90240220, 105709972, 132137465, 180480440, 184992451, 211419944, 264274930, 369984902, 528549860, 739969804, 924962255, 1057099720, 1479939608, 1849924510, 3699849020, 7399698040]

約数ペア:

[(1, 7399698040), (2, 3699849020), (4, 1849924510), (5, 1479939608), (7, 1057099720), (8, 924962255), (10, 739969804), (14, 528549860), (20, 369984902), (28, 264274930), (35, 211419944), (40, 184992451), (41, 180480440), (56, 132137465), (70, 105709972), (82, 90240220), (140, 52854986), (164, 45120110), (205, 36096088), (280, 26427493), (287, 25782920), (328, 22560055), (389, 19022360), (410, 18048044), (574, 12891460), (778, 9511180), (820, 9024022), (1148, 6445730), (1435, 5156584), (1556, 4755590), (1640, 4512011), (1657, 4465720), (1945, 3804472), (2296, 3222865), (2723, 2717480), (2870, 2578292), (3112, 2377795), (3314, 2232860), (3890, 1902236), (5446, 1358740), (5740, 1289146), (6628, 1116430), (7780, 951118), (8285, 893144), (10892, 679370), (11480, 644573), (11599, 637960), (13256, 558215), (13615, 543496), (15560, 475559), (15949, 463960), (16570, 446572), (21784, 339685), (23198, 318980), (27230, 271748), (31898, 231980), (33140, 223286), (46396, 159490), (54460, 135874), (57995, 127592), (63796, 115990), (66280, 111643), (67937, 108920), (79745, 92792)]