419024840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 1087551360

約数和(自身を除く): 668526520

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 107, 130, 136, 170, 214, 221, 260, 340, 428, 442, 443, 520, 535, 680, 856, 884, 886, 1070, 1105, 1391, 1768, 1772, 1819, 2140, 2210, 2215, 2782, 3544, 3638, 4280, 4420, 4430, 5564, 5759, 6955, 7276, 7531, 8840, 8860, 9095, 11128, 11518, 13910, 14552, 15062, 17720, 18190, 23036, 23647, 27820, 28795, 30124, 36380, 37655, 46072, 47294, 47401, 55640, 57590, 60248, 72760, 75310, 94588, 94802, 97903, 115180, 118235, 150620, 189176, 189604, 195806, 230360, 236470, 237005, 301240, 379208, 391612, 472940, 474010, 489515, 616213, 783224, 805817, 945880, 948020, 979030, 1232426, 1611634, 1896040, 1958060, 2464852, 3081065, 3223268, 3916120, 4029085, 4929704, 6162130, 6446536, 8058170, 10475621, 12324260, 16116340, 20951242, 24648520, 32232680, 41902484, 52378105, 83804968, 104756210, 209512420, 419024840]

約数ペア:

[(1, 419024840), (2, 209512420), (4, 104756210), (5, 83804968), (8, 52378105), (10, 41902484), (13, 32232680), (17, 24648520), (20, 20951242), (26, 16116340), (34, 12324260), (40, 10475621), (52, 8058170), (65, 6446536), (68, 6162130), (85, 4929704), (104, 4029085), (107, 3916120), (130, 3223268), (136, 3081065), (170, 2464852), (214, 1958060), (221, 1896040), (260, 1611634), (340, 1232426), (428, 979030), (442, 948020), (443, 945880), (520, 805817), (535, 783224), (680, 616213), (856, 489515), (884, 474010), (886, 472940), (1070, 391612), (1105, 379208), (1391, 301240), (1768, 237005), (1772, 236470), (1819, 230360), (2140, 195806), (2210, 189604), (2215, 189176), (2782, 150620), (3544, 118235), (3638, 115180), (4280, 97903), (4420, 94802), (4430, 94588), (5564, 75310), (5759, 72760), (6955, 60248), (7276, 57590), (7531, 55640), (8840, 47401), (8860, 47294), (9095, 46072), (11128, 37655), (11518, 36380), (13910, 30124), (14552, 28795), (15062, 27820), (17720, 23647), (18190, 23036)]