131799040

素因数分解:

$2^{11}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 322948080

約数和(自身を除く): 191149040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 211, 244, 256, 305, 320, 422, 488, 512, 610, 640, 844, 976, 1024, 1055, 1220, 1280, 1688, 1952, 2048, 2110, 2440, 2560, 3376, 3904, 4220, 4880, 5120, 6752, 7808, 8440, 9760, 10240, 12871, 13504, 15616, 16880, 19520, 25742, 27008, 31232, 33760, 39040, 51484, 54016, 62464, 64355, 67520, 78080, 102968, 108032, 124928, 128710, 135040, 156160, 205936, 216064, 257420, 270080, 312320, 411872, 432128, 514840, 540160, 624640, 823744, 1029680, 1080320, 1647488, 2059360, 2160640, 3294976, 4118720, 6589952, 8237440, 13179904, 16474880, 26359808, 32949760, 65899520, 131799040]

約数ペア:

[(1, 131799040), (2, 65899520), (4, 32949760), (5, 26359808), (8, 16474880), (10, 13179904), (16, 8237440), (20, 6589952), (32, 4118720), (40, 3294976), (61, 2160640), (64, 2059360), (80, 1647488), (122, 1080320), (128, 1029680), (160, 823744), (211, 624640), (244, 540160), (256, 514840), (305, 432128), (320, 411872), (422, 312320), (488, 270080), (512, 257420), (610, 216064), (640, 205936), (844, 156160), (976, 135040), (1024, 128710), (1055, 124928), (1220, 108032), (1280, 102968), (1688, 78080), (1952, 67520), (2048, 64355), (2110, 62464), (2440, 54016), (2560, 51484), (3376, 39040), (3904, 33760), (4220, 31232), (4880, 27008), (5120, 25742), (6752, 19520), (7808, 16880), (8440, 15616), (9760, 13504), (10240, 12871)]