201909840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{76481}}^1$

素因数の和:76508

約数の個数: 80

約数和(自身を含む): 682831296

約数和(自身を除く): 480921456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 76481, 152962, 229443, 305924, 382405, 458886, 611848, 764810, 841291, 917772, 1147215, 1223696, 1529620, 1682582, 1835544, 2294430, 2523873, 3059240, 3365164, 3671088, 4206455, 4588860, 5047746, 6118480, 6730328, 8412910, 9177720, 10095492, 12619365, 13460656, 16825820, 18355440, 20190984, 25238730, 33651640, 40381968, 50477460, 67303280, 100954920, 201909840]

約数ペア:

[(1, 201909840), (2, 100954920), (3, 67303280), (4, 50477460), (5, 40381968), (6, 33651640), (8, 25238730), (10, 20190984), (11, 18355440), (12, 16825820), (15, 13460656), (16, 12619365), (20, 10095492), (22, 9177720), (24, 8412910), (30, 6730328), (33, 6118480), (40, 5047746), (44, 4588860), (48, 4206455), (55, 3671088), (60, 3365164), (66, 3059240), (80, 2523873), (88, 2294430), (110, 1835544), (120, 1682582), (132, 1529620), (165, 1223696), (176, 1147215), (220, 917772), (240, 841291), (264, 764810), (330, 611848), (440, 458886), (528, 382405), (660, 305924), (880, 229443), (1320, 152962), (2640, 76481)]