121979440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1429}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 312792480

約数和(自身を除く): 190813040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 110, 176, 194, 220, 388, 440, 485, 776, 880, 970, 1067, 1429, 1552, 1940, 2134, 2858, 3880, 4268, 5335, 5716, 7145, 7760, 8536, 10670, 11432, 14290, 15719, 17072, 21340, 22864, 28580, 31438, 42680, 57160, 62876, 78595, 85360, 114320, 125752, 138613, 157190, 251504, 277226, 314380, 554452, 628760, 693065, 1108904, 1257520, 1386130, 1524743, 2217808, 2772260, 3049486, 5544520, 6098972, 7623715, 11089040, 12197944, 15247430, 24395888, 30494860, 60989720, 121979440]

約数ペア:

[(1, 121979440), (2, 60989720), (4, 30494860), (5, 24395888), (8, 15247430), (10, 12197944), (11, 11089040), (16, 7623715), (20, 6098972), (22, 5544520), (40, 3049486), (44, 2772260), (55, 2217808), (80, 1524743), (88, 1386130), (97, 1257520), (110, 1108904), (176, 693065), (194, 628760), (220, 554452), (388, 314380), (440, 277226), (485, 251504), (776, 157190), (880, 138613), (970, 125752), (1067, 114320), (1429, 85360), (1552, 78595), (1940, 62876), (2134, 57160), (2858, 42680), (3880, 31438), (4268, 28580), (5335, 22864), (5716, 21340), (7145, 17072), (7760, 15719), (8536, 14290), (10670, 11432)]