87836840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 247968000

約数和(自身を除く): 160131160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 91, 104, 118, 130, 140, 182, 236, 260, 280, 295, 364, 409, 413, 455, 472, 520, 590, 728, 767, 818, 826, 910, 1180, 1534, 1636, 1652, 1820, 2045, 2065, 2360, 2863, 3068, 3272, 3304, 3640, 3835, 4090, 4130, 5317, 5369, 5726, 6136, 7670, 8180, 8260, 10634, 10738, 11452, 14315, 15340, 16360, 16520, 21268, 21476, 22904, 24131, 26585, 26845, 28630, 30680, 37219, 42536, 42952, 48262, 53170, 53690, 57260, 74438, 96524, 106340, 107380, 114520, 120655, 148876, 168917, 186095, 193048, 212680, 214760, 241310, 297752, 313703, 337834, 372190, 482620, 627406, 675668, 744380, 844585, 965240, 1254812, 1351336, 1488760, 1568515, 1689170, 2195921, 2509624, 3137030, 3378340, 4391842, 6274060, 6756680, 8783684, 10979605, 12548120, 17567368, 21959210, 43918420, 87836840]

約数ペア:

[(1, 87836840), (2, 43918420), (4, 21959210), (5, 17567368), (7, 12548120), (8, 10979605), (10, 8783684), (13, 6756680), (14, 6274060), (20, 4391842), (26, 3378340), (28, 3137030), (35, 2509624), (40, 2195921), (52, 1689170), (56, 1568515), (59, 1488760), (65, 1351336), (70, 1254812), (91, 965240), (104, 844585), (118, 744380), (130, 675668), (140, 627406), (182, 482620), (236, 372190), (260, 337834), (280, 313703), (295, 297752), (364, 241310), (409, 214760), (413, 212680), (455, 193048), (472, 186095), (520, 168917), (590, 148876), (728, 120655), (767, 114520), (818, 107380), (826, 106340), (910, 96524), (1180, 74438), (1534, 57260), (1636, 53690), (1652, 53170), (1820, 48262), (2045, 42952), (2065, 42536), (2360, 37219), (2863, 30680), (3068, 28630), (3272, 26845), (3304, 26585), (3640, 24131), (3835, 22904), (4090, 21476), (4130, 21268), (5317, 16520), (5369, 16360), (5726, 15340), (6136, 14315), (7670, 11452), (8180, 10738), (8260, 10634)]