123645340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1727

約数の個数: 96

約数和(自身を含む): 327567744

約数和(自身を除く): 203922404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 260, 287, 364, 410, 455, 533, 574, 820, 910, 1066, 1148, 1435, 1657, 1820, 2132, 2665, 2870, 3314, 3731, 5330, 5740, 6628, 7462, 8285, 10660, 11599, 14924, 16570, 18655, 21541, 23198, 33140, 37310, 43082, 46396, 57995, 67937, 74620, 86164, 107705, 115990, 135874, 150787, 215410, 231980, 271748, 301574, 339685, 430820, 475559, 603148, 679370, 753935, 883181, 951118, 1358740, 1507870, 1766362, 1902236, 2377795, 3015740, 3532724, 4415905, 4755590, 6182267, 8831810, 9511180, 12364534, 17663620, 24729068, 30911335, 61822670, 123645340]

約数ペア:

[(1, 123645340), (2, 61822670), (4, 30911335), (5, 24729068), (7, 17663620), (10, 12364534), (13, 9511180), (14, 8831810), (20, 6182267), (26, 4755590), (28, 4415905), (35, 3532724), (41, 3015740), (52, 2377795), (65, 1902236), (70, 1766362), (82, 1507870), (91, 1358740), (130, 951118), (140, 883181), (164, 753935), (182, 679370), (205, 603148), (260, 475559), (287, 430820), (364, 339685), (410, 301574), (455, 271748), (533, 231980), (574, 215410), (820, 150787), (910, 135874), (1066, 115990), (1148, 107705), (1435, 86164), (1657, 74620), (1820, 67937), (2132, 57995), (2665, 46396), (2870, 43082), (3314, 37310), (3731, 33140), (5330, 23198), (5740, 21541), (6628, 18655), (7462, 16570), (8285, 14924), (10660, 11599)]