23815120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 67602816

約数和(自身を除く): 43787696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 43, 46, 56, 70, 80, 86, 92, 112, 115, 140, 161, 172, 184, 215, 230, 280, 301, 322, 344, 368, 430, 460, 560, 602, 644, 688, 805, 860, 920, 989, 1204, 1288, 1505, 1610, 1720, 1840, 1849, 1978, 2408, 2576, 3010, 3220, 3440, 3698, 3956, 4816, 4945, 6020, 6440, 6923, 7396, 7912, 9245, 9890, 12040, 12880, 12943, 13846, 14792, 15824, 18490, 19780, 24080, 25886, 27692, 29584, 34615, 36980, 39560, 42527, 51772, 55384, 64715, 69230, 73960, 79120, 85054, 103544, 110768, 129430, 138460, 147920, 170108, 207088, 212635, 258860, 276920, 297689, 340216, 425270, 517720, 553840, 595378, 680432, 850540, 1035440, 1190756, 1488445, 1701080, 2381512, 2976890, 3402160, 4763024, 5953780, 11907560, 23815120]

約数ペア:

[(1, 23815120), (2, 11907560), (4, 5953780), (5, 4763024), (7, 3402160), (8, 2976890), (10, 2381512), (14, 1701080), (16, 1488445), (20, 1190756), (23, 1035440), (28, 850540), (35, 680432), (40, 595378), (43, 553840), (46, 517720), (56, 425270), (70, 340216), (80, 297689), (86, 276920), (92, 258860), (112, 212635), (115, 207088), (140, 170108), (161, 147920), (172, 138460), (184, 129430), (215, 110768), (230, 103544), (280, 85054), (301, 79120), (322, 73960), (344, 69230), (368, 64715), (430, 55384), (460, 51772), (560, 42527), (602, 39560), (644, 36980), (688, 34615), (805, 29584), (860, 27692), (920, 25886), (989, 24080), (1204, 19780), (1288, 18490), (1505, 15824), (1610, 14792), (1720, 13846), (1840, 12943), (1849, 12880), (1978, 12040), (2408, 9890), (2576, 9245), (3010, 7912), (3220, 7396), (3440, 6923), (3698, 6440), (3956, 6020), (4816, 4945)]