127889608

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 322560000

約数和(自身を除く): 194670392

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 223, 266, 308, 343, 392, 418, 446, 532, 539, 616, 686, 836, 892, 931, 1064, 1078, 1372, 1463, 1561, 1672, 1784, 1862, 2156, 2453, 2744, 2926, 3122, 3724, 3773, 4237, 4312, 4906, 5852, 6244, 6517, 7448, 7546, 8474, 9812, 10241, 10927, 11704, 12488, 13034, 15092, 16948, 17171, 19624, 20482, 21854, 26068, 29659, 30184, 33896, 34342, 40964, 43708, 46607, 52136, 59318, 68684, 71687, 76489, 81928, 87416, 93214, 118636, 120197, 137368, 143374, 152978, 186428, 207613, 237272, 240394, 286748, 305956, 326249, 372856, 415226, 480788, 573496, 611912, 652498, 830452, 841379, 961576, 1304996, 1453291, 1660904, 1682758, 2283743, 2609992, 2906582, 3365516, 4567486, 5813164, 6731032, 9134972, 11626328, 15986201, 18269944, 31972402, 63944804, 127889608]

約数ペア:

[(1, 127889608), (2, 63944804), (4, 31972402), (7, 18269944), (8, 15986201), (11, 11626328), (14, 9134972), (19, 6731032), (22, 5813164), (28, 4567486), (38, 3365516), (44, 2906582), (49, 2609992), (56, 2283743), (76, 1682758), (77, 1660904), (88, 1453291), (98, 1304996), (133, 961576), (152, 841379), (154, 830452), (196, 652498), (209, 611912), (223, 573496), (266, 480788), (308, 415226), (343, 372856), (392, 326249), (418, 305956), (446, 286748), (532, 240394), (539, 237272), (616, 207613), (686, 186428), (836, 152978), (892, 143374), (931, 137368), (1064, 120197), (1078, 118636), (1372, 93214), (1463, 87416), (1561, 81928), (1672, 76489), (1784, 71687), (1862, 68684), (2156, 59318), (2453, 52136), (2744, 46607), (2926, 43708), (3122, 40964), (3724, 34342), (3773, 33896), (4237, 30184), (4312, 29659), (4906, 26068), (5852, 21854), (6244, 20482), (6517, 19624), (7448, 17171), (7546, 16948), (8474, 15092), (9812, 13034), (10241, 12488), (10927, 11704)]