138975680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 357164640

約数和(自身を除く): 218188960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 136, 160, 170, 236, 272, 295, 320, 340, 433, 472, 544, 590, 680, 866, 944, 1003, 1088, 1180, 1360, 1732, 1888, 2006, 2165, 2360, 2720, 3464, 3776, 4012, 4330, 4720, 5015, 5440, 6928, 7361, 8024, 8660, 9440, 10030, 13856, 14722, 16048, 17320, 18880, 20060, 25547, 27712, 29444, 32096, 34640, 36805, 40120, 51094, 58888, 64192, 69280, 73610, 80240, 102188, 117776, 127735, 138560, 147220, 160480, 204376, 235552, 255470, 294440, 320960, 408752, 434299, 471104, 510940, 588880, 817504, 868598, 1021880, 1177760, 1635008, 1737196, 2043760, 2171495, 2355520, 3474392, 4087520, 4342990, 6948784, 8175040, 8685980, 13897568, 17371960, 27795136, 34743920, 69487840, 138975680]

約数ペア:

[(1, 138975680), (2, 69487840), (4, 34743920), (5, 27795136), (8, 17371960), (10, 13897568), (16, 8685980), (17, 8175040), (20, 6948784), (32, 4342990), (34, 4087520), (40, 3474392), (59, 2355520), (64, 2171495), (68, 2043760), (80, 1737196), (85, 1635008), (118, 1177760), (136, 1021880), (160, 868598), (170, 817504), (236, 588880), (272, 510940), (295, 471104), (320, 434299), (340, 408752), (433, 320960), (472, 294440), (544, 255470), (590, 235552), (680, 204376), (866, 160480), (944, 147220), (1003, 138560), (1088, 127735), (1180, 117776), (1360, 102188), (1732, 80240), (1888, 73610), (2006, 69280), (2165, 64192), (2360, 58888), (2720, 51094), (3464, 40120), (3776, 36805), (4012, 34640), (4330, 32096), (4720, 29444), (5015, 27712), (5440, 25547), (6928, 20060), (7361, 18880), (8024, 17320), (8660, 16048), (9440, 14722), (10030, 13856)]