121951984

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 305337600

約数和(自身を除く): 183385616

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 79, 88, 98, 112, 154, 158, 176, 179, 196, 308, 316, 358, 392, 539, 553, 616, 632, 716, 784, 869, 1078, 1106, 1232, 1253, 1264, 1432, 1738, 1969, 2156, 2212, 2506, 2864, 3476, 3871, 3938, 4312, 4424, 5012, 6083, 6952, 7742, 7876, 8624, 8771, 8848, 10024, 12166, 13783, 13904, 14141, 15484, 15752, 17542, 20048, 24332, 27566, 28282, 30968, 31504, 35084, 42581, 48664, 55132, 56564, 61936, 70168, 85162, 96481, 97328, 98987, 110264, 113128, 140336, 155551, 170324, 192962, 197974, 220528, 226256, 311102, 340648, 385924, 395948, 622204, 681296, 692909, 771848, 791896, 1088857, 1244408, 1385818, 1543696, 1583792, 2177714, 2488816, 2771636, 4355428, 5543272, 7621999, 8710856, 11086544, 15243998, 17421712, 30487996, 60975992, 121951984]

約数ペア:

[(1, 121951984), (2, 60975992), (4, 30487996), (7, 17421712), (8, 15243998), (11, 11086544), (14, 8710856), (16, 7621999), (22, 5543272), (28, 4355428), (44, 2771636), (49, 2488816), (56, 2177714), (77, 1583792), (79, 1543696), (88, 1385818), (98, 1244408), (112, 1088857), (154, 791896), (158, 771848), (176, 692909), (179, 681296), (196, 622204), (308, 395948), (316, 385924), (358, 340648), (392, 311102), (539, 226256), (553, 220528), (616, 197974), (632, 192962), (716, 170324), (784, 155551), (869, 140336), (1078, 113128), (1106, 110264), (1232, 98987), (1253, 97328), (1264, 96481), (1432, 85162), (1738, 70168), (1969, 61936), (2156, 56564), (2212, 55132), (2506, 48664), (2864, 42581), (3476, 35084), (3871, 31504), (3938, 30968), (4312, 28282), (4424, 27566), (5012, 24332), (6083, 20048), (6952, 17542), (7742, 15752), (7876, 15484), (8624, 14141), (8771, 13904), (8848, 13783), (10024, 12166)]