15721851390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{260857}}^1$

素因数の和:260922

約数の個数: 96

約数和(自身を含む): 44963571744

約数和(自身を除く): 29241720354

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 49, 70, 82, 98, 105, 123, 147, 205, 210, 245, 246, 287, 294, 410, 490, 574, 615, 735, 861, 1230, 1435, 1470, 1722, 2009, 2870, 4018, 4305, 6027, 8610, 10045, 12054, 20090, 30135, 60270, 260857, 521714, 782571, 1304285, 1565142, 1825999, 2608570, 3651998, 3912855, 5477997, 7825710, 9129995, 10695137, 10955994, 12781993, 18259990, 21390274, 25563986, 27389985, 32085411, 38345979, 53475685, 54779970, 63909965, 64170822, 74865959, 76691958, 106951370, 127819930, 149731918, 160427055, 191729895, 224597877, 320854110, 374329795, 383459790, 449195754, 524061713, 748659590, 1048123426, 1122989385, 1572185139, 2245978770, 2620308565, 3144370278, 5240617130, 7860925695, 15721851390]

約数ペア:

[(1, 15721851390), (2, 7860925695), (3, 5240617130), (5, 3144370278), (6, 2620308565), (7, 2245978770), (10, 1572185139), (14, 1122989385), (15, 1048123426), (21, 748659590), (30, 524061713), (35, 449195754), (41, 383459790), (42, 374329795), (49, 320854110), (70, 224597877), (82, 191729895), (98, 160427055), (105, 149731918), (123, 127819930), (147, 106951370), (205, 76691958), (210, 74865959), (245, 64170822), (246, 63909965), (287, 54779970), (294, 53475685), (410, 38345979), (490, 32085411), (574, 27389985), (615, 25563986), (735, 21390274), (861, 18259990), (1230, 12781993), (1435, 10955994), (1470, 10695137), (1722, 9129995), (2009, 7825710), (2870, 5477997), (4018, 3912855), (4305, 3651998), (6027, 2608570), (8610, 1825999), (10045, 1565142), (12054, 1304285), (20090, 782571), (30135, 521714), (60270, 260857)]