128549520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16231}}^1$

素因数の和:16261

約数の個数: 120

約数和(自身を含む): 470987712

約数和(自身を除く): 342438192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 16231, 32462, 48693, 64924, 81155, 97386, 129848, 146079, 162310, 178541, 194772, 243465, 259696, 292158, 324620, 357082, 389544, 486930, 535623, 584316, 649240, 714164, 730395, 779088, 892705, 973860, 1071246, 1168632, 1298480, 1428328, 1460790, 1606869, 1785410, 1947720, 2142492, 2337264, 2678115, 2856656, 2921580, 3213738, 3570820, 3895440, 4284984, 5356230, 5843160, 6427476, 7141640, 8034345, 8569968, 10712460, 11686320, 12854952, 14283280, 16068690, 21424920, 25709904, 32137380, 42849840, 64274760, 128549520]

約数ペア:

[(1, 128549520), (2, 64274760), (3, 42849840), (4, 32137380), (5, 25709904), (6, 21424920), (8, 16068690), (9, 14283280), (10, 12854952), (11, 11686320), (12, 10712460), (15, 8569968), (16, 8034345), (18, 7141640), (20, 6427476), (22, 5843160), (24, 5356230), (30, 4284984), (33, 3895440), (36, 3570820), (40, 3213738), (44, 2921580), (45, 2856656), (48, 2678115), (55, 2337264), (60, 2142492), (66, 1947720), (72, 1785410), (80, 1606869), (88, 1460790), (90, 1428328), (99, 1298480), (110, 1168632), (120, 1071246), (132, 973860), (144, 892705), (165, 779088), (176, 730395), (180, 714164), (198, 649240), (220, 584316), (240, 535623), (264, 486930), (330, 389544), (360, 357082), (396, 324620), (440, 292158), (495, 259696), (528, 243465), (660, 194772), (720, 178541), (792, 162310), (880, 146079), (990, 129848), (1320, 97386), (1584, 81155), (1980, 64924), (2640, 48693), (3960, 32462), (7920, 16231)]