28664460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 98122752

約数和(自身を除く): 69458292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 467, 495, 558, 620, 660, 682, 930, 934, 990, 1023, 1116, 1364, 1395, 1401, 1705, 1860, 1868, 1980, 2046, 2335, 2790, 2802, 3069, 3410, 4092, 4203, 4670, 5115, 5137, 5580, 5604, 6138, 6820, 7005, 8406, 9340, 10230, 10274, 12276, 14010, 14477, 15345, 15411, 16812, 20460, 20548, 21015, 25685, 28020, 28954, 30690, 30822, 42030, 43431, 46233, 51370, 57908, 61380, 61644, 72385, 77055, 84060, 86862, 92466, 102740, 130293, 144770, 154110, 159247, 173724, 184932, 217155, 231165, 260586, 289540, 308220, 318494, 434310, 462330, 477741, 521172, 636988, 651465, 796235, 868620, 924660, 955482, 1302930, 1433223, 1592470, 1910964, 2388705, 2605860, 2866446, 3184940, 4777410, 5732892, 7166115, 9554820, 14332230, 28664460]

約数ペア:

[(1, 28664460), (2, 14332230), (3, 9554820), (4, 7166115), (5, 5732892), (6, 4777410), (9, 3184940), (10, 2866446), (11, 2605860), (12, 2388705), (15, 1910964), (18, 1592470), (20, 1433223), (22, 1302930), (30, 955482), (31, 924660), (33, 868620), (36, 796235), (44, 651465), (45, 636988), (55, 521172), (60, 477741), (62, 462330), (66, 434310), (90, 318494), (93, 308220), (99, 289540), (110, 260586), (124, 231165), (132, 217155), (155, 184932), (165, 173724), (180, 159247), (186, 154110), (198, 144770), (220, 130293), (279, 102740), (310, 92466), (330, 86862), (341, 84060), (372, 77055), (396, 72385), (465, 61644), (467, 61380), (495, 57908), (558, 51370), (620, 46233), (660, 43431), (682, 42030), (930, 30822), (934, 30690), (990, 28954), (1023, 28020), (1116, 25685), (1364, 21015), (1395, 20548), (1401, 20460), (1705, 16812), (1860, 15411), (1868, 15345), (1980, 14477), (2046, 14010), (2335, 12276), (2790, 10274), (2802, 10230), (3069, 9340), (3410, 8406), (4092, 7005), (4203, 6820), (4670, 6138), (5115, 5604), (5137, 5580)]