28057320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 94953600

約数和(自身を除く): 66896280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 166, 180, 216, 249, 270, 313, 332, 360, 415, 498, 540, 626, 664, 747, 830, 939, 996, 1080, 1245, 1252, 1494, 1565, 1660, 1878, 1992, 2241, 2490, 2504, 2817, 2988, 3130, 3320, 3735, 3756, 4482, 4695, 4980, 5634, 5976, 6260, 7470, 7512, 8451, 8964, 9390, 9960, 11205, 11268, 12520, 14085, 14940, 16902, 17928, 18780, 22410, 22536, 25979, 28170, 29880, 33804, 37560, 42255, 44820, 51958, 56340, 67608, 77937, 84510, 89640, 103916, 112680, 129895, 155874, 169020, 207832, 233811, 259790, 311748, 338040, 389685, 467622, 519580, 623496, 701433, 779370, 935244, 1039160, 1169055, 1402866, 1558740, 1870488, 2338110, 2805732, 3117480, 3507165, 4676220, 5611464, 7014330, 9352440, 14028660, 28057320]

約数ペア:

[(1, 28057320), (2, 14028660), (3, 9352440), (4, 7014330), (5, 5611464), (6, 4676220), (8, 3507165), (9, 3117480), (10, 2805732), (12, 2338110), (15, 1870488), (18, 1558740), (20, 1402866), (24, 1169055), (27, 1039160), (30, 935244), (36, 779370), (40, 701433), (45, 623496), (54, 519580), (60, 467622), (72, 389685), (83, 338040), (90, 311748), (108, 259790), (120, 233811), (135, 207832), (166, 169020), (180, 155874), (216, 129895), (249, 112680), (270, 103916), (313, 89640), (332, 84510), (360, 77937), (415, 67608), (498, 56340), (540, 51958), (626, 44820), (664, 42255), (747, 37560), (830, 33804), (939, 29880), (996, 28170), (1080, 25979), (1245, 22536), (1252, 22410), (1494, 18780), (1565, 17928), (1660, 16902), (1878, 14940), (1992, 14085), (2241, 12520), (2490, 11268), (2504, 11205), (2817, 9960), (2988, 9390), (3130, 8964), (3320, 8451), (3735, 7512), (3756, 7470), (4482, 6260), (4695, 5976), (4980, 5634)]