28253280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5351}}^1$

素因数の和:5380

約数の個数: 96

約数和(自身を含む): 97106688

約数和(自身を除く): 68853408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 5351, 10702, 16053, 21404, 26755, 32106, 42808, 53510, 58861, 64212, 80265, 85616, 107020, 117722, 128424, 160530, 171232, 176583, 214040, 235444, 256848, 294305, 321060, 353166, 428080, 470888, 513696, 588610, 642120, 706332, 856160, 882915, 941776, 1177220, 1284240, 1412664, 1765830, 1883552, 2354440, 2568480, 2825328, 3531660, 4708880, 5650656, 7063320, 9417760, 14126640, 28253280]

約数ペア:

[(1, 28253280), (2, 14126640), (3, 9417760), (4, 7063320), (5, 5650656), (6, 4708880), (8, 3531660), (10, 2825328), (11, 2568480), (12, 2354440), (15, 1883552), (16, 1765830), (20, 1412664), (22, 1284240), (24, 1177220), (30, 941776), (32, 882915), (33, 856160), (40, 706332), (44, 642120), (48, 588610), (55, 513696), (60, 470888), (66, 428080), (80, 353166), (88, 321060), (96, 294305), (110, 256848), (120, 235444), (132, 214040), (160, 176583), (165, 171232), (176, 160530), (220, 128424), (240, 117722), (264, 107020), (330, 85616), (352, 80265), (440, 64212), (480, 58861), (528, 53510), (660, 42808), (880, 32106), (1056, 26755), (1320, 21404), (1760, 16053), (2640, 10702), (5280, 5351)]